Inventor
Hiroyuki Yamazaki
Inventor
Tokyo, JP
Overview
Patents· 139 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus15%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light8%
G11BInformation storage based on relative movement between record carrier and transducer7%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices6%
H04NPictorial communication, e.g. television6%
G03GElectrography5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
H04BTransmission4%
Y10TTechnical subjects covered by former us classification2%
PatentTitleYear
10,859,950Image forming apparatus202010,731,383Symmetric coherent optical mixer202010,634,056Combustor and gas turbine202010,429,640Image forming apparatus performing processing in accordance with reflective surface of rotating polygonal mirror for scanning photosensitive member201910,352,243Gas turbine, gas-turbine control device, and gas turbine operation method201910,352,244Combustor cooling structure201910,191,428Image forming apparatus performing misregistration correction control based on detection results of detection pattern201910,142,515Image forming apparatus and abnormality determination method201810,031,310Optical device, terminator, wavelength-tunable laser device, and method for manufacturing optical device20189,927,735'Image forming apparatus that divides one pixel into plurality of pixel pieces and performs exposure on pixel piece-by-pixel piece basis'20189,902,037'Electronic grade glass substrate and making method'20189,884,448'Rectangular substrate for imprint lithography and making method'20189,772,591'Image forming apparatus and image forming system'20179,610,850'Vehicle charging unit'20179,577,410'Optical functional integrated unit and method for manufacturing thereof'20179,513,587'Image forming apparatus and image forming system including a detection unit that detects information about a used amount of unit'20169,505,166'Rectangular mold-forming substrate'20169,488,948'Image forming apparatus that detects deterioration of a component and determines life of the component'20169,442,248'Polarization beam combiner/splitter, polarization beam combining/splitting structure, light mixer, optical modulator module, and method for manufacturing polarization beam combiner/splitter'20169,436,147'Calculation method of toner consumption amount for use in image forming apparatus'20169,361,025'Information processing apparatus and display processing method'20169,281,901'Planar lightwave circuit and optical receiver'20169,205,528'Electronic grade glass substrate and making method'20159,090,502'Nanoimprint-mold release agent, surface treatment method, and nanoimprint mold'20159,017,143'Method for manufacturing electronic grade synthetic quartz glass substrate'20159,017,144'Method for manufacturing electronic grade synthetic quartz glass substrate'20158,982,442'Wavelength selection polarization controller'20158,970,909'Image forming apparatus'20158,961,731'Manufacturing method of three-dimensional display device'20158,927,754'Silazane compounds having fluoroalkyl group and method of preparing the same'20158,908,118'Liquid crystal display device and liquid crystal lens'20148,885,675'Wavelength variable laser device, and method and program for controlling the same'20148,786,907'Image processing apparatus, control method of image processing apparatus, image forming apparatus, and storage medium'20148,783,521'Container for eye drops'20148,536,359'Alkoxysilane compounds having fluoroalkyl group and method of preparing the same'20138,494,023'Composite optical waveguide, variable-wavelength laser, and method of oscillating laser'20138,447,197'Image forming apparatus'20138,314,160'Thermoplastic resin foam'20128,023,281'Inverter apparatus suitable for battery vehicle'20117,907,806'Optical mixer'20117,843,986'Planar lightwave circuit and tunable laser device having the same'20107,833,046'Electrical connector'20107,817,308'Image forming apparatus, control method for image forming apparatus and storage medium storing control program'20107,791,212'Hybrid mounted device and method of manufacturing the same'20107,773,642'Tunable laser'20107,701,983'Tunable resonator, tunable light source using the same, and method for tuning wavelength of multiple resonator'20107,697,578'Wavelength variable laser'20107,664,156'Wavelength tunable laser'20107,664,157'Tunable laser'20107,661,671'Sheet stacking apparatus and sheet stacking method'20107,639,910'Optical module and method of packaging the same'20097,639,723'Tunable laser, optical module, and control method thereof'20097,602,823'Light-emitting element'20097,554,817'Inverter apparatus suitable for battery vehicle'20097,551,004'Inverter apparatus with improved gate drive for power MOSFET'20097,539,369'Optical device and manufacturing method thereof'20097,539,370'Mounting structure of semiconductor optical element'20097,460,127'Display control circuit'20087,459,447'Method for treating hyperlipidemia'20087,440,643'Variable light controlling device and variable light controlling method'20087,389,028'Multiple resonator and variable-wavelength light source using the same'20087,327,918'Waveguide-type optical splitter and waveguide-type optical module having the same'20087,211,626'Styrenic resin composition'20077,196,804'Image processing apparatus and method, and storage medium used therewith'20077,162,120'Tunable dispersion compensator and method for tunable dispersion compensation'20077,151,873'Waveguide type optical splitter and waveguide type optical module comprising the same'20067,130,518'Optical coupler, beam splitter, and arrayed waveguide grating type optical wavelength division multiplexer'20067,116,445'Image forming apparatus and image forming method'20067,103,247'Waveguide type optical splitter and waveguide type optical module comprising the same'20067,097,270'Color image forming apparatus and method for controlling color image forming apparatus'20067,058,258'Tunable dispersion compensator and method for tunable dispersion compensation'20067,049,369'Styrene resin composition and process for producing the same'20066,947,642'Optical resonator waveguide device and method of fabricating the same'20056,925,217'Optical waveguide device, variable optical attenuator, and optical switch'20056,849,808'Weight sensor device'20056,836,310'Liquid crystal display device'20046,822,761'Image processing apparatus and method and storage medium'20046,791,763'Molded coupling lens'20046,734,941'Liquid crystal display device'20046,721,067'Processing apparatus and method and storage medium'20046,661,341'Car-seat-occupant sensing device'20036,660,789'Polyester resin composition and molding product thereof'20036,618,419'Semiconductor laser'20036,574,258'Semiconductor laser having an active layer provided between two different conduction types of semiconductor layers, and optical modules and communication systems formed therewith'20036,556,024'Capacitance type load sensor'20036,445,467'Image processing apparatus and method and storage medium'20026,426,236'Method for making semiconductor optical modulator'20026,411,402'Image processing apparatus and method and storage medium'20026,400,672'Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens'20026,384,935'Image process apparatus, image process method and storage medium'20026,370,103'Objective lens for correcting chromatic aberration for use in recording to or reproducing from optical information recording medium and optical pickup apparatus therewith'20026,363,037'Optical pickup apparatus with objective lens having a phase shift section'20026,350,865'Process for the preparation of pentaacetyl--D-glucopyranose'20026,339,162'Process for the preparation of tetrahydropyran derivatives'20026,320,675'Image processing apparatus and method and storage medium'20016,243,349'Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens'20016,192,021'Optical pickup apparatus'20016,150,667'Semiconductor optical modulator'20006,118,749'Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens'20006,075,801'Semiconductor laser with wide side of tapered light gain region'20006,063,953'Chemical-sensitization photoresist composition'20006,061,324'Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens'20006,049,519'Optical system for recording and reproducing for use in optical information recording medium'20006,022,666'Chemical-sensitization photoresist composition'20005,990,338'Negative-working chemical-sensitization photoresist composition'19995,973,187'Positive-working chemical-sensitization photoresist composition'19995,966,362'Optical system for recording and reproducing for use in optical information recording medium'19995,955,241'Chemical-amplification-type negative resist composition and method for forming negative resist pattern'19995,953,359'Laser diode array and fabrication method thereof'19995,934,538'Pinch roller and pinch roller apparatus'19995,928,837'Negative-working chemical-sensitization photoresist composition comprising oxime sulfonate compounds'19995,926,563'Color-image processing apparatus and method for stably reproducing a variable-density image'19995,920,532'Information pick-up apparatus and optical disk apparatus'19995,902,713'Chemical-sensitization photoresist composition'19995,896,240'Pinch roller and pinch roller apparatus having a self-alignment function'19995,883,747'Recording and/or reproducing optical system and objective lens for optical information recording medium'19995,875,750'Rotational phase adjusting apparatus resin seal'19995,757,758'Optical pickup apparatus objective lens and converging optical system for optical pickup and optical disk apparatus'19985,754,504'Device for recording or reproducing information on an optical recording medium having an objective lens with an astigmatism producing off optical axis minimum total astigmatism position to correct tracking astigmatism'19985,754,513'Information pick-up apparatus and optical disk apparatus'19985,697,023'Electrophotographic device for ensuring the compatibility of an electrophotographic process unit to be received in an electrophotographic apparatus body'19975,665,872'LDL receptor analog protein and DNA coding therefor'19975,636,236'Semiconductor laser'19975,599,653'Pattern forming method with selective silylation utilizing lithographic double-coated patterning plate with undercoat levelling layer'19975,548,417'Facsimile apparatus including a supporting frame member and image holding member and image holding member formed as a detachable unit'19965,498,514'Lithographic double-coated patterning plate with undercoat levelling layer'19965,418,639'Light beam scanning device'19955,326,315'Air passage changeover device'19945,119,391'Automatic frequency control circuit for coherent diversity reception'1992D0301036'Wall mount, coin-operated, public telephone'19894,767,201'Wide angle lens'19884,688,903'Wide angle lens'19874,628,282'Clock generator for digital demodulators'19864,617,526'Sync responsive clock generator for digital demodulators'19864,447,661'Process for producing an alcohol by hydroformylation'19844,166,609'Device for detecting surface level of scum in scum removing apparatus'19794,160,662'Method for the removal of scum'19794,131,303'Telescopic assembly for pipes for conveying fluidized materials'19784,077,615'Suction heads for the removal of scum'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2004Patents assigned to KONISHIROKU PHOTO IND (18)· patent assignee history
1987–2020Based in Tokyo, JP· patent location history
1995–2004Based in Hachioji, JP· patent location history
1996–2011Based in Kanagawa, JP· patent location history
1997–2018Patents assigned to NEC CORP (34)· patent assignee history
1999–2020Patents assigned to CANON KK (23)· patent assignee history
2010–2020Based in Mishima, JP· patent location history
2012–2016Patents assigned to YAMAZAKI HIROYUKI (15)· patent assignee history
2013–2018Patents assigned to SHINETSU CHEMICAL CO (9)· patent assignee history
2013–2018Based in Joetsu-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 34 | 1997–2018 |
| CANON KK | 23 | 1999–2020 |
| KONISHIROKU PHOTO IND | 18 | 1987–2004 |
| YAMAZAKI HIROYUKIself | 15 | 2012–2016 |
| SHINETSU CHEMICAL CO | 9 | 2013–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 47 | 1987–2020 |
| Hachioji, JP | 14 | 1995–2004 |
| Mishima, JP | 13 | 2010–2020 |
| Kanagawa, JP | 11 | 1996–2011 |
| Joetsu-shi, JP | 9 | 2013–2018 |