LexDanaLexDanabeta
Inventor

Yoshitaka Nakamura

Inventor
Tokyo, JP

Overview

130→
Patents
1983–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 130 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H10Bprimary
H10BElectronic memory devices13%
H10DInorganic electric semiconductor devices12%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%
H01LSemiconductor devices3%
C07CAcyclic or carbocyclic compounds3%
G02BOptical elements, systems or apparatus3%
C07DHeterocyclic compounds3%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general3%
PatentTitleYear
RE047988Semiconductor device and method for manufacturing the same202010,607,653Image processing method, image processing apparatus, and program202010,489,353Computer system and data management method2019RE046882Semiconductor device and method for manufacturing the same20189,889,726'Shade apparatus'20189,890,912'Light-emitting apparatus including photoluminescent layer'20189,880,336'Light-emitting device including photoluminescent layer'20189,744,833'Sunroof apparatus'20179,618,697'Light directional angle control for light-emitting device and light-emitting apparatus'20179,569,597'Information processing apparatus and method, program, and information processing system'20179,518,215'Light-emitting device and light-emitting apparatus'20169,515,239'Light-emitting device and light-emitting apparatus'20169,469,623'Preparation method for optically active bicyclic gamma-amino acid compound'20169,461,238'Piezoelectric thin film, piezoelectric element, and manufacturing method thereof'20169,459,242'Catalyst deterioration judging system'20169,447,118'Preparation method of optically active diamine compound'20169,404,405'Abnormality diagnosis apparatus for exhaust gas purification apparatus'20169,394,235'Optical resolution methods for bicyclic compounds using enzymes'20169,387,641'Solid-liquid separation device'20169,362,482'Method of producing piezoelectric device using Be, Fe and Co under excess oxygen atmosphere'20169,314,041'Immune function modulating agents'20169,303,008'Method for manufacturing neuraminic acid derivatives'20169,260,992'Oil mist separator'20169,261,052'Failure diagnosis apparatus of EGR system'20169,206,104'Methods for producing bicyclic compounds via iminium salt'20159,209,970'Method of generating key'20159,203,054'Optical sheet and light emitting apparatus'20159,166,784'Method of generating key'20159,162,971'Methods for producing bicyclic compounds via claisen rearrangements'20159,035,103'Optical resolution methods for bicyclic compounds using asymmetric catalysts'20159,000,005'Highly pure pyrroloquinolinyl-pyrrole-2,5-dione and pyrroloquinolinyl-pyrrolidine-2,5-dione and methods of preparing same'20158,957,466'Semiconductor device'20158,846,943'Pyrrole derivative and process for production thereof'20148,590,593'Roller shade apparatus for vehicle'20138,575,370'Method for manufacturing neuraminic acid derivatives'20138,549,837'Exhaust apparatus for transverse engine'20138,505,283'Exhaust purification device of an internal combustion engine'20138,440,233'Compositions against rotavirus infection and processes for producing the same'20138,400,047'Piezoelectric material, piezoelectric device, and method of producing the piezoelectric device'20138,346,462'Malfunction detection apparatus and malfunction detection method for an EGR system'20138,292,358'Sunshade device for vehicle'20128,211,476'Compositions against rotavirus infection and processes for producing the same'20128,188,529'Semiconductor device and method for manufacturing the same'20128,125,860'Optical disk playback device'20128,117,834'Exhaust purification device of internal combustion engine'20127,990,821'Optical disk playback device'20117,943,124'Composition for immunostimulation'20117,939,405'Method of manufacturing semiconductor device having cylinder-type capacitor structure'20117,919,385'Semiconductor device and method of forming the same'20117,786,445'Multi-anode type photomultiplier tube and radiation detector'20107,741,176'Method for fabricating a cylindrical capacitor including implanting impurities into the upper sections of the lower electrode to prevent the formation of hemispherical grain silicon on the upper sections'20107,701,155'Method for driving micro-oscillating element having comb-teeth electrodes'20107,696,553'Semiconductor storage device and method for manufacturing the same'20107,665,297'Exhaust purifying apparatus for internal combustion engine'20107,656,693'Semiconductor device and manufacturing method thereof'20107,641,164'Power seat slide apparatus for vehicle'20107,643,389'File-based recordable disc playback apparatus and file-based recordable disc playback method'20107,597,303'Vehicle power seat slide device'20097,550,895'Method for driving micro-oscillating element having comb-teeth electrodes'20097,547,790'Optically active 4,4-di-substituted oxazolidine derivative and method for producing same'20097,540,146'Fuel supply system and fuel supply method for exhaust purifying catalyst device in internal combustion engine'20097,414,291'Semiconductor device and method of manufacturing the same'20087,330,033'Noncontact sensor'20087,303,223'Power seat slide device for vehicle'20077,298,002'Hemispherical silicon grain capacitor with variable grain size'20077,285,783'Multi-anode type photomultiplier tube and radiation detector'20077,274,613'Dynamic random access memory (DRAM) capable of canceling out complementary noise development in plate electrodes of memory cell capacitors'20077,262,541'Micro-oscillation element incorporating springs'20077,224,016'Memory with memory cells that include a MIM type capacitor with a lower electrode made for reduced resistance at an interface with a metal film'20077,192,879'Method for manufacturing micro-structural unit'20077,183,170'Manufacturing method of semiconductor device'20077,161,274'Micro-oscillation element having two rotational axes that are non-orthogonal to each other'20077,145,193'Semiconductor integrated circuit device and process for manufacturing the same'20067,119,443'Semiconductor integrated circuit device having a conductive film which contains metal atoms bondable to a halogen element'20067,072,266'Multiple-area-compatible disk reproducing device'20067,038,830'Micro-oscillation element'20067,037,126'Rotary joint for fluid electricity'20067,033,515'Method for manufacturing microstructure'20067,019,231'Inertial sensor'20066,996,258'Portable information terminal device with a rotating imaging element for capturing an image of a fingerprint'20066,969,629'Method for manufacturing micro-structural unit'20056,944,080'Dynamic random access memory(DRAM) capable of canceling out complimentary noise developed in plate electrodes of memory cell capacitors'20056,927,439'Semiconductor memory with strongly adhesive electrode'20056,922,568'Communication system and method capable of favorably transmitting an image or a voice to an object device through a mobile station'20056,894,423'Piezoelectric electroacoustic transducer'20056,881,649'Method of making device chips collectively from common material substrate'20056,856,695'Portable information terminal device using a single imaging element to perform identity verification'20056,853,081'Method for fabricating semiconductor integrated circuit'20056,825,873'TV phone apparatus'20046,807,120'Dynamic random access memory (DRAM) capable of canceling out complementary noise developed in plate electrodes of memory cell capacitors'20046,806,992'Micro mirror unit including mirror substrate and wiring substrate spaced by conductive spacer'20046,781,172'Semiconductor device with adhesion-improvement capacitor and process for producing the device'20046,756,262'Semiconductor integrated circuit device having spaced-apart electrodes and the method thereof'20046,753,347'Intermediates for the synthesis of benzimidazole derivatives and a process for the preparation thereof'20046,754,451'Infrared transmission/reception apparatus and infrared transmission/reception method'20046,744,180'Piezoelectric electroacoustic transducer'20046,734,060'Semiconductor integrated circuit device and process for manufacturing'20046,700,152'Dynamic random access memory including a logic circuit and an improved storage capacitor arrangement'20046,686,619'Dynamic random access memory with improved contact arrangements'20046,664,157'Semiconductor integrated circuit device and the method of producing the same'20036,638,811'Method of manufacturing a semiconductor integrated circuit device having a capacitor'20036,607,988'Manufacturing method of semiconductor integrated circuit device'20036,605,530'Method for fabricating semiconductor integrated circuit'20036,576,104'Apparatus and method for reading gel electrophoresis pattern'20036,555,429'Method of manufacturing semiconductor devices utilizing underlayer-dependency of deposition of capacitor electrode film, and semiconductor device'20036,525,220'Intermediates for the synthesis of benzimidazole derivatives and a process for the preparation thereof'20036,521,494'Method of manufacturing semiconductor devices utilizing underlayer-dependency of deposition of capacitor electrode film, and semiconductor device'20036,505,866'Pipe joint'20036,503,791'Method of manufacturing semiconductor devices utilizing underlayer-dependency of deposition of capacitor electrode film, and semiconductor device'20036,501,672'Dynamic random access memory (DRAM) capable of canceling out complementary noise developed in plate electrodes of memory cell capacitors'20026,492,730'Method for fabricating semiconductor integrated circuit'20026,483,143'Semiconductor device having a capacitor structure including a self-alignment deposition preventing film'20026,479,899'Semiconductor integrated circuit device and process for manufacturing the same'20026,432,769'Semiconductor integrated circuit device and process for manufacture the same'20026,426,255'Process for making a semiconductor integrated circuit device having a dynamic random access memory'20026,399,438'Method of manufacturing semiconductor integrated circuit device having a capacitor'20026,329,681'Semiconductor integrated circuit device and method of manufacturing the same'20016,303,478'Semiconductor integrated circuit device and method for fabricating the same'20016,258,649'Semiconductor integrated circuit device and method of manufacturing the same'20016,255,916'Resonator-type surface-acoustic-wave filter for reducing the signal strength of a spurious peak'20016,215,144'Semiconductor integrated circuit device, and method of manufacturing the same'20016,028,360'Semiconductor integrated circuit device in which a conductive film is formed over a trap film which in turn is formed over a titanium film'20005,986,299'Semiconductor integrated circuit device having multi-level wiring capacitor structures'19995,482,368'Continuous mixer operable to control saccharides concentration'19965,445,241'Exhaust gas pipe assembly for an automotive engine'19955,211,501'Robot arm coupling apparatus'19935,177,589'Refractory metal thin film having a particular step coverage factor and ratio of surface roughness'19934,700,041'Method and apparatus for projection welding'19874,583,768'Flexible exhaust coupling'19864,423,438'Projection type cathode ray tube with masking means'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2019Patents assigned to HITACHI LTD (32)· patent assignee history
2000–2007Based in Ome, JP· patent location history
2001–2010Patents assigned to FUJITSU LTD (8)· patent assignee history
2003–2020Based in Tokyo, JP· patent location history
2003–2016Based in Yokohama, JP· patent location history
2007–2012Patents assigned to ELPIDA MEMORY INC (10)· patent assignee history
2009–2016Based in Kanagawa, JP· patent location history
2009–2018Based in Nagoya, JP· patent location history
2012–2016Patents assigned to NAKAMURA YOSHITAKA (18)· patent assignee history
2013–2016Patents assigned to DAIICHI SANKYO CO LTD (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD321993–2019
NAKAMURA YOSHITAKAself182012–2016
ELPIDA MEMORY INC102007–2012
DAIICHI SANKYO CO LTD92013–2016
FUJITSU LTD82001–2010
Locations
LocationPatentsSpan
Tokyo, JP262003–2020
Ome, JP252000–2007
Kanagawa, JP132009–2016
Yokohama, JP132003–2016
Nagoya, JP72009–2018