Inventor
Masahiro Aoki
Inventor
Kokubunji, JP
Overview
Patents· 97 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light19%
G02BOptical elements, systems or apparatus12%
B82YSpecific uses or applications of nanostructures9%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
G11BInformation storage based on relative movement between record carrier and transducer4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
Y10TTechnical subjects covered by former us classification3%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
C09DCoating compositions, e.g. paints, varnishes or lacquers2%
PatentTitleYear
9,472,829'Method for stabilizing LiPF6, electrolyte solution for nonaqueous secondary batteries having excellent thermal stability, and nonaqueous secondary battery having excellent thermal stability'20168,909,021'Semiconductor optical device'20148,755,423'Surface emitting laser module and vertical illuminated photodiode module'20148,680,553'Light-emitting device, light-receiving device and method of manufacturing the same'20148,449,160'Multi-wavelength light emitting device'20138,451,872'Wavelength tunable filter and wavelength tunable laser module'20138,422,350'Information processor device and storage medium'20138,194,313'Microscope and lamphouse'20128,179,931'Wavelength tunable filter and wavelength tunable laser module'20128,036,533'Optical transmitter/receiver module'20117,970,041'Semiconductor laser apparatus'20117,933,304'Semiconductor laser diode and optical module employing the same'20117,906,237'Battery'20117,816,702'Semiconductor device'20107,760,782'Distributed bragg reflector type directly modulated laser and distributed feed back type directly modulated laser'20107,684,606'Image processing apparatus which removes image data of overlapping cells'20107,636,378'Semiconductor laser diode'20097,603,043'Light receiving element circuit and optical disk drive'20097,502,302'Optical recording and reading equipment'20097,463,663'Semiconductor laser diode and integrated semiconductor optical waveguide device'20087,365,344'Scanning fluorescent microscope'20087,340,142'Integrated optoelectronic device and method of fabricating the same'20087,329,894'Semiconductor laser device and semiconductor optical modulator'20087,257,138'Optoelectronic waveguiding device, structural body including the same, and optical module'20077,215,469'Confocal microscope'20077,199,441'Optical module device driven by a single power supply'20077,136,595'Optical transmitter, optical receiver, and manufacturing method of optical device'20067,038,848'Confocal microscope'20066,967,983'Semiconductor laser apparatus'20056,900,351'Aminopolycarboxylates, process for producing the same and use thereof'20056,888,869'Semiconductor laser'20056,821,801'Manufacturing method of semiconductor laser diode'20046,797,682'Resist stripper'20046,757,499'Optical transmitter and optical signal transmitter'20046,740,129'One-pack type post-foamable oxidation hair-dye compositions'20046,700,910'Wavelength tunable laser and optical device'20046,678,479'Semiconductor electro-absorption optical modulator integrated light emission element light emission element module and optical transmission system'20046,678,480'Optical transmitter and optical communication system'20046,606,443'Optical transmission device'20036,556,421'Temperature-compensating thin-film capacitor and electronic device'20036,546,034'Semiconductor laser device, semiconductor laser array device and optical fiber transmission system'20036,465,676'Aminopolycarboxylates, process for producing the same and use thereof'20026,459,840'Optical transmission device'20026,455,944'Alignment of an optical assembly'20026,428,171'Height measuring apparatus'20026,423,160'Stainless steel plate for shadow mask method for production thereof and shadow mask'20026,357,411'Intake device for internal combustion engines'20026,334,722'Ink ribbon take-up body'20026,236,771'Optical transmission apparatus'20016,088,096'End-point detector for plasma etcher'20006,010,761'Optical disc'20005,986,685'Intermediate transfer type thermal transfer recording method'19995,852,304'Optical communication system'19985,800,864'Optical disc'19985,784,183'Semiconductor optical device and method for fabricating the same'19985,764,842'Semiconductor guided-wave optical device and method of fabricating thereof'19985,737,474'Semiconductor optical device'19985,666,455'Waveguide device'19975,654,583'Semiconductor device having first and second semiconductor structures directly bonded to each other'19975,574,289'Semiconductor optical integrated device and light receiver using said device'19965,572,616'Waveguide device'19965,561,682'Semiconductor optical device and method for fabricating the same'19965,546,913'Evaporative fuel discharge-preventing device for engine'19965,543,353'Method of manufacturing a semiconductor photonic integrated circuit'19965,472,996'Aqueous dispersed resin composition'19955,447,970'Aqueous dispersed resin composition'19955,432,229'Aqueous crosslinkable resin composition'19955,351,544'Measuring apparatus using an ultrasonic wave to provide flaking state detection for a specimen on the basis of freqency analysis of a wave reflected by the specimen'19945,348,997'Crosslinking aqueous pigment dispersion'19945,186,994'Optical disc'19935,179,567'Semiconductor laser device, method of fabricating the same and optical system of utilizing the same'19935,008,329'Process for producing aqueous copolymer dispersion from a vinyl monomer mixture'19914,980,865'Ultrasonic microscope'19904,959,428'Emulsion polymerization process'19904,957,677'Process for producing composite laminate comprising insert part and injection-molded part'19904,938,067'Low temperature ultrasonic microscope'19904,869,754'Aluminium pigment composition'19894,723,570'Water Faucet'19884,659,397'Manufacturing process for plate or forging of ferrite-austenite two-phase stainless steel'19874,653,684'Welding material for austenite stainless steel having high Si content and method of application'19874,585,479'Welding material of ferrite-austenite two-phase stainless steel and method of application'19864,563,705'Automatic focus controlling apparatus and method'19864,562,345'Method and apparatus for detecting focus conditions of a photographic optical system'19854,562,346'Apparatus and method for detecting focus condition of imaging optical system employing both sharpness detection and lateral shift detection'19854,540,881'Method of detecting focusing conditions'19854,503,467'Analog-digital converting apparatus'19854,500,189'Apparatus for detecting the focus condition of an imaging lens'19854,492,449'Apparatus and technique for detecting and controlling the focusing of an optical system by image sharpness and lateral shift techniques'19854,483,602'Apparatus for detecting a focusing condition of an objective lens'19844,453,818'Method of automatically adjusting focus conditions'19844,443,079'Method and apparatus for detecting focus condition of objective lens'19844,436,554'High strength and high toughness welding material'19844,381,941'Method for improving surface defect of specific steel resistant to concentrated nitric acid'19834,314,151'Focus detection by accumulation of a given number of the largest absolute difference magnitudes between adjacent photocells in an array'19824,279,648'High silicon chromium nickel steel for strong nitric acid'19814,255,654'Method of electrically detecting focal point of cameras or the like optical devices'19814,070,694'Picture image information band compression and transmission system'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–2007Patents assigned to OLYMPUS OPTICAL CO (17)· patent assignee history
1981–1986Based in Fussa, JP· patent location history
1984–2013Based in Tokyo, JP· patent location history
1990–1995Patents assigned to MITSUBISHI YUKA BADISCHE (7)· patent assignee history
1990–1995Based in Mie, JP· patent location history
1993–2014Patents assigned to HITACHI LTD (33)· patent assignee history
1993–2011Based in Kanagawa, JP· patent location history
1996–2014Based in Kokubunji, JP· patent location history
2004–2012Patents assigned to OPNEXT JAPAN INC (10)· patent assignee history
2012–2014Patents assigned to AOKI MASAHIRO (8)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 33 | 1993–2014 |
| OLYMPUS OPTICAL CO | 17 | 1978–2007 |
| OPNEXT JAPAN INC | 10 | 2004–2012 |
| AOKI MASAHIROself | 8 | 2012–2014 |
| MITSUBISHI YUKA BADISCHE | 7 | 1990–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kokubunji, JP | 39 | 1996–2014 |
| Tokyo, JP | 13 | 1984–2013 |
| Fussa, JP | 7 | 1981–1986 |
| Mie, JP | 6 | 1990–1995 |
| Kanagawa, JP | 4 | 1993–2011 |