Inventor
Susumu Saito
Inventor
Tokyo, JP
Overview
Patents· 181 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus7%
H04NPictorial communication, e.g. television7%
G06KGraphical data reading5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds5%
B41JTypewriters4%
H01JElectric discharge tubes or discharge lamps4%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
C08JWorking-up4%
PatentTitleYear
11,132,952Device and method for driving a self-luminous display panel202111,107,471Dialog processing server, control method for dialog processing server, and terminal202110,879,551Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell202010,771,132Transmitter, receiver, and semiconductor chip202010,657,870Method and device for display color adjustment202010,657,412Calculation of degree of similarity between two images202010,636,365Device and method for image correction202010,611,859Process for producing fluorinated polymer202010,373,584Device and method for display color adjustment201910,332,437Method and device for display color adjustment201910,235,598Calculation of degree of similarity between two images201910,214,619Process for producing fluorinated crosslinked product and use thereof201910,131,720Method for producing fluorinated polymer particles201810,009,078Transmitter, receiver, and semiconductor chip20189,692,073'Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell'20179,593,190'Method for producing fluorinated polymer'20179,508,463'Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell'20169,464,176'Process for producing fluorinated copolymer'20169,304,251'Plastic optical fiber and method for its production'20168,673,517'Polymer electrolyte membrane composed of a fluorinated proton conductive polymer and a fluorinated reinforcing material'20148,604,253'Method for producing polyhydric phenol'20138,597,855'Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell'20138,580,077'Plasma processing apparatus for performing accurate end point detection'20138,557,474'Fluorosulfonyl group-containing monomer and its polymer, and sulfonic acid group-containing polymer'20138,394,865'Ion-exchange membrane for alkaline chloride electrolysis'20138,378,063'Process for producing fluoropolymer particles'20138,372,985'Process of making α-aminooxyketone/α-aminooxyaldehyde and α-hydroxyketone/α-hydroxyaldehyde compounds and a process of making reaction products from cyclic α, β-unsaturated ketone substrates and nitroso substrates'20138,361,677'Membrane/electrode assembly for polymer electrolyte fuel cell'2013RE043652'Substrate processing control method and storage medium'20128,252,941'Process of making alpha-aminooxyketone/alpha-aminooxyaldehyde and alpha-hydroxyketone/alpha-hydroxyaldehyde compounds and a process making reaction products from cyclic alpha, beta-unsaturated ketone substrates and nitroso substrates'20128,198,394'Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cells'20128,182,951'Fuel cell system'20128,178,257'Polymer electrolyte membrane and membrane/electrode assembly for polymer electrolyte fuel cell'20128,124,295'Polymer, polymer electrolyte membrane for polymer electrolyte fuel cell, and membrane/electrode assembly'20128,097,383'Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane/electrode assembly'20128,017,257'Polymer, polymer electrolyte membrane for polymer electrolyte fuel cell, and membrane/electrode assembly'20118,013,193'Method for producing alcohol by hydrogenating lactone and carboxylic acid ester in liquid phase'20118,014,891'Etching amount calculating method, storage medium, and etching amount calculating apparatus'20117,965,487'Neutralization apparatus having minute electrode ion generation element'20117,872,123'Process of making α-aminooxyketone/α-aminooxyaldehyde and α-hydroxyketone/α-hydroxyaldehyde compounds and a process making reaction products from cyclic α,β-unsaturated ketone substrates and nitroso substrates'20117,871,532'Plasma processing method and post-processing method'20117,838,170'Membrane/electrode assembly with multilayered cathode catalyst for polymer electrolyte fuel cells'20107,824,931'Substrate processing control method and storage medium'20107,799,468'Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane-electrode assembly'20107,790,817'Process for producing fluoropolymer'20107,738,976'Monitoring method of processing state and processing unit'20107,706,120'Ion generating element, ion generator and neutralizer'20107,686,158'Belt-conveyor device and image forming apparatus'20107,667,083'Fluorosulfonyl group-containing compound, method for its production and polymer thereof'20107,662,646'Plasma processing method and plasma processing apparatus for performing accurate end point detection'20107,637,143'Substrate processing apparatus and analysis method therefor'20097,612,981'Ion generator and neutralizer'20097,557,178'Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cells'20097,531,610'Fluorosulfonyl group-containing compound, method for its production and polymer thereof'20097,514,277'Etching method and apparatus'20097,417,732'Particle monitoring apparatus and vacuum processing apparatus'20087,352,461'Particle detecting method and storage medium storing program for implementing the method'20087,329,549'Monitoring method of processing state and processing unit'20087,298,944'Method and device for manufacturing optical fiber grating, optical fiber grating, optical module, and optical communication system'20077,206,329'Driving system for a semiconductor laser device'20077,170,602'Particle monitoring device and processing apparatus including same'20076,836,278'Optical scanning apparatus using a plurality of laser beams'20046,829,265'Semiconductor laser array'20046,821,377'Plasma processing apparatus'20046,817,929'Lens periphery edge processing apparatus'20046,798,655'Liquid cooling system for all-in-one computer'20046,749,279'Inkjet recording device capable of controlling ejection timing of each nozzle individually'20046,586,262'Etching end-point detecting method'20036,565,174'Ink jet recording device'20036,562,186'Apparatus for plasma processing'20036,541,388'Plasma etching termination detecting method'20036,533,091'Synchromesh unit for transmission'20036,519,146'Liquid cooling system for all-in-one computer'20036,497,614'Lens periphery edge processing apparatus'20026,477,189'Laser oscillation frequency stabilizer'20026,451,473'Non-aqueous electrolyte secondary battery and method of manufacturing the same'20026,432,574'Electrode tab for a nonaqueous electrolyte secondary battery and method of forming the same'20026,333,589'Laminated piezoelectric transformer and method for manufacturing the same'20016,239,443'Apparatus for emitting a beam to a sample used for manufacturing a semiconducor device'20016,231,774'Plasma processing method'20016,140,747'Piezoelectric transformer element and method of manufacturing the same'2000RE036841'Multi-beam laser printer with beam spacing detection during blanking time'20006,091,439'Laser printer and light source suitable for the same'20006,088,096'End-point detector for plasma etcher'20006,080,990'Position measuring apparatus'20006,078,127'Stacked piezoelectric transformer and method of manufacturing the same'20006,055,256'Laser beam printer and semiconductor laser device suitable for a light source thereof'20006,037,706'Piezoelectric transformer having a high energy-conversion efficiency and high reliability'20005,995,130'Laser beam scanning apparatus and method providing controllable print density'19995,959,655'Light beam scanning apparatus which controls power and spot shape of light beam'19995,928,532'Method of detecting end point of plasma processing and apparatus for the same'19995,888,337'Endpoint detector for plasma etching'19995,809,053'Semiconductor laser device and optical printing apparatus using the same'19985,739,051'Method and device for detecting the end point of plasma process'19985,737,008'Electrophotographic image recording apparatus with photoreceptor exposure control'19985,728,253'Method and devices for detecting the end point of plasma process'19985,705,303'Toner composition for electrophotography'19985,701,190'Laser scanner and scanning lens'19975,691,833'Rotary polygon mirror device'19975,665,511'Surface-treated inorganic fine particle and electrophotographic developer using the same'19975,637,427'Full color toner for electrostatic charge development, method for producing the toner, and image forming method using the toner'19975,607,595'Process for purifying water'19975,600,442'Position detecting apparatus based on before and after mode-hop signals'19975,600,475'Laser scanner'19975,592,207'Optical recording apparatus'19975,578,819'Optical recorder having a signal separation circuit and a FIFO memory circuit'19965,565,114'Method and device for detecting the end point of plasma process'19965,551,852'Scroll type compressor having a seal bearing unit'19965,535,003'Wavelength stabilizing light source apparatus by maintaining a constant phase difference'19965,524,013'Beam scannable laser diode'19965,508,833'Display apparatus sealed with a solvent-soluble fluorocarbon or fluorine-containing resin having an adhesive covalent bond-forming functional group'19965,503,539'Scroll type compressor having a thrust bearing for the drive shaft'19965,472,328'Scroll type compressor having an oil seal bearing for the drive shaft'19955,455,696'Display apparatus including a liquid and two plates bonded together by a fluorocarbon resin'19955,453,833'Wavelength stabilizing light source apparatus by maintaining a constant phase difference'19955,451,997'Light scanning device with plural radii scanning lens system'19955,437,954'Toner composition for electrophotography with zinc oxide additive'19955,434,695'Dynamic pressure bearing and rotary polygon mirror device with the bearing'19955,429,902'Electrophotographic toner composition and image formation method using the same'19955,413,469'Thrust bearing arrangement for a drive shaft of a scroll compressor'19955,402,409'Optical recording apparatus and method for adding information in a sub-scanning direction and for deflecting a light beam to an optimum sub-scanning recording position'19955,388,115'Absolute measuring apparatus using laser and scanning mirrors'19955,320,925'Electrophotographic toner composition'19945,321,435'Multi-diameter record dot light scanning apparatus'19945,317,810'Clinometer'19945,296,324'Toner for developing electrostatic charge image and process for preparing the same'19945,288,578'Positively chargeable carrier'19945,289,001'Laser beam scanning apparatus having a variable focal distance device and the variable focal distance device for use in the apparatus'19945,270,850'Laser scanner'19935,250,996'Method for fixing full color toner images'19935,233,188'Laser beam scanning apparatus for scanning a laser beam obtained by composing a plurality of beams'19935,218,377'Laser printing device with control of oscillation amplitude'19935,196,697'Laser beam scanning apparatus having a variable focal distance device and the variable focal distance device for use in the apparatus'19935,192,637'Electrophotographic toner composition'19935,049,029'Handling apparatus for transferring a semiconductor wafer or LCD'19915,031,446'Water leakage position estimating system'19915,025,268'Optical scanning apparatus and asymmetrical aspheric scanning lens'19915,006,704'Optical scanner and method for generating and detecting a composite dot on a scanning medium'19915,006,705'Light beam scanning apparatus with controller for varying spacing between a plurality of scanning beams'19914,959,665'Laser printer with harmonic wave separation of the beam'19904,934,781'Light deflecting system with rotating mirror'19904,923,777'Single-component developing method'19904,908,634'Laser power control for cut-paper printer'19904,882,483'Optical scanning apparatus with optical correction for scan mirror surface tilt'19894,841,137'Beam position control device'19894,834,054'Method of detecting a fault of an exhaust gas recirculation system'19894,811,348'Semiconductor laser array device'19894,806,951'Optical printer'19894,791,078'Ceramic composition with improved electrical and mechanical properties'19884,779,943'Optical system for semiconductor laser and optical information processing equipment utilizing the same'19884,768,043'Optical system for changing laser beam spot size during scanning of scanning line'19884,761,119'Compressor having pulsating reducing mechanism'19884,760,407'Laser printing apparatus with device for combining a plurality of optical beams provided with an integral-order wave plate'19884,725,855'Multi-beam laser printer with beam spacing detection during blanking time'19884,715,790'Compressor having pulsating reducing mechanism'19874,704,073'Swash-plate type rotary compressor with lubrication of swash plate and peripheral parts thereof'19874,690,619'Compressor having pulsating reducing mechanism'19874,685,802'Small particle detection system'19874,684,705'Contact lens'19874,676,143'Piston seal device for reciprocating compressor'19874,644,160'System for holding plural light beams in predetermined relative positions'19874,640,573'Lens-on-disc type optical scanning apparatus'19874,613,753'Photoelectric converting apparatus for optical scanning system'19864,607,168'Photosensor array devices'19864,592,622'Light-beam scanning apparatus'19864,591,927'Magnetic tape having multiple tracks and recording apparatus therefor'19864,583,922'Swash plate type compressor improved with elongated and tortuous input and output passage systems'19864,561,717'Optical system for information processing'19854,551,840'Digital data duplication apparatus'19854,546,393'Digital data transmission system with modified NRZI'19854,533,964'Multi-track digital recording and playback system'19854,527,207'Tape speed control for producing a master tape carrying a digital signal'19854,525,024'Two-beam scanning optical system'19854,514,079'Optical input and output scanning system'19854,513,300'Apparatus for driving a semiconductor laser for use in a laser-beam printer'19854,485,410'Graphic reading'19844,340,450'Method for plating rollers and apparatus for mounting rollers utilized in the method'19824,317,706'Apparatus for plating a printing roller'19824,314,014'Electrophotographic plate and process for preparation thereof'19824,274,101'Laser recorder with piezoelectric bimorph focal length vibrator'19814,253,102'Optical recording apparatus'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–2004Patents assigned to HITACHI LTD (46)· patent assignee history
1981–2007Based in Hachioji, JP· patent location history
1984–2004Patents assigned to HITACHI KOKI KK (44)· patent assignee history
1988–2021Based in Tokyo, JP· patent location history
1991–2013Patents assigned to TOKYO ELECTRON LTD (25)· patent assignee history
1991–2010Based in Ibaraki, JP· patent location history
2003–2013Based in Nirasaki, JP· patent location history
2009–2018Patents assigned to ASAHI GLASS CO LTD (24)· patent assignee history
2009–2020Based in Chiyoda-ku, JP· patent location history
2012–2016Patents assigned to SAITO SUSUMU (17)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 46 | 1981–2004 |
| HITACHI KOKI KK | 44 | 1984–2004 |
| TOKYO ELECTRON LTD | 25 | 1991–2013 |
| ASAHI GLASS CO LTD | 24 | 2009–2018 |
| SAITO SUSUMUself | 17 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 39 | 1988–2021 |
| Hachioji, JP | 29 | 1981–2007 |
| Chiyoda-ku, JP | 17 | 2009–2020 |
| Nirasaki, JP | 14 | 2003–2013 |
| Ibaraki, JP | 13 | 1991–2010 |