Inventor
Hiroshi Hamada
Inventor
Nara, JP
Overview
Patents· 150 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein19%
H04NPictorial communication, e.g. television12%
G02BOptical elements, systems or apparatus10%
G09GArrangements or circuits for control of indicating devices using static means to present variable information6%
H02KDynamo-electric machines4%
G06FElectric digital data processing3%
H01LSemiconductor devices3%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation3%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%
B82YSpecific uses or applications of nanostructures2%
PatentTitleYear
11,121,268Semiconductor light-receiving element and manufacturing method of semiconductor light-receiving element202111,101,772Mixer circuit202110,837,431Control valve for variable displacement compressor202010,760,559Control valve for variable displacement compressor202010,433,073Electroacoustic transducer201910,412,502Electroacoustic transducer with dual vibration plate201910,393,972Optical subassembly and optical module201910,340,610Structure for improving impact strength of a terminal201910,230,008Semiconductor light receiving device, optical receiver module and manufacturing method thereof201910,224,647Wire with a crimped terminal201910,204,955Back illuminated photo detector and optical receiver module having a center portion of an exposed contact portion located on an optical axis of light201910,165,371Electronic device201810,147,668Stacked cooler201810,121,956Electroacoustic transducer201810,069,217Terminal and wire with terminal20189,973,857Piezoelectric speaker and electroacoustic transducer20189,972,920Terminal and terminal-equipped electric wire20189,838,799Electroacoustic converter20179,756,427'Electroacoustic converter and electronic device'20179,714,841'Satellite navigation/dead-reckoning navigation integrated positioning device'20179,686,615'Electroacoustic converter and electronic device'20179,601,859'Terminal fitting'20179,312,965'Optical receiver module'20169,035,407'Receiver module and device'20159,029,970'Semiconductor light receiving device and method of manufacturing the same'20158,994,692'Touch panel system and electronic device'20158,987,655'Optical module having at least one light receiving element with a wiring part covers a part of a side surface of a mesa part'20158,907,266'Light-receiving device array, optical receiver module, and optical transceiver'20148,896,576'Touch panel, liquid crystal panel, liquid crystal display device, and touch panel-integrated liquid crystal display device'20148,884,922'Display device including touch panel and parallax barrier sharing single board'20148,866,352'Alternator for vehicle with heat dissipating fin'20148,728,360'Apparatus and method for producing optical sheeting'20148,602,656'Alternator for automobile having washer between housing and outer race of bearing'20138,575,714'Backside illuminated semiconductor light-receiving device, optical receiver module, and optical transceiver'20138,350,823'Coordinate position detecting device'20138,274,481'Display device with touch sensor, and drive method for the device'20128,198,777'Automotive alternator with magnet holder'20127,863,783'Brushless type of vehicular AC generator'20117,830,050'Brushless automotive alternator having easily-replaceable protective resistor'20107,717,146'Pneumatic tire and noise damper assembly'20107,720,127'Opto-semiconductor devices'20107,674,391'Manufacturing method of optical semiconductor device'20107,629,719'AC generator for vehicles'20097,619,338'Brushless AC generator for use in automotive vehicle'20097,619,336'Vehicle-use generator with reduced fan noise'20097,592,735'Alternator having Lundell type rotor'20097,463,662'Optical semiconductor device, manufacturing method therefor, and optical semiconductor apparatus'20087,449,806'Brushless automotive alternator having improved structure for minimizing temperature of auxiliary rectifying elements'20087,443,901'Opto-semiconductor devices'20087,362,019'Vehicle alternator'20087,202,917'Projection type image display device'20077,110,008'Display device having an image shifter'20066,988,532'Heat exchanger'20066,939,008'Projection type display device'20056,678,023'Liquid crystal projector'20046,606,135'Optical lens system, image display apparatus, micro-lens array, liquid crystal display device, and liquid crystal display apparatus of projection-type'20036,411,339'Method of spatio-temporally integrating/managing a plurality of videos and system for embodying the same, and recording medium for recording a program for the method'20026,392,690'Three-dimensional image display device'20026,356,572'Semiconductor light emitting device'20026,332,684'Projection type color image display apparatus'20016,320,629'Liquid crystal display device'20016,272,574'Device such as expansion card, access control method of the expansion card, and a memory medium storing a program capable of being read by computer'20016,243,419'Scheme for detecting captions in coded video data without decoding coded video data'20016,222,559'Method and apparatus for display of hierarchical structures'20016,192,183'Video editing scheme using icons directly obtained from coded video data'20016,188,451'Optical rotary device and manufacturing method thereof and image display device using thereof'20016,183,090'Projection type image display apparatus'20016,179,423'Projection-type image display system'20016,163,348'Image display apparatus'20006,163,349'Projection-type color liquid crystal display device having non overlapping pixel images'20006,157,420'Projection-type image display apparatus'20006,144,426'Liquid crystal projector'20006,115,472'Contents transmission control method with user authentication functions and recording medium with the method recorded thereon'20006,097,304'Message processing method and apparatus therefor'20006,084,647'Liquid crystal display device'20006,072,566'Optical rotary device and manufacturing method thereof and image display device using thereof'20005,982,552'Planar microlens array having high converging efficiency'19995,956,001'Image display device'19995,911,008'Scheme for detecting shot boundaries in compressed video data using inter-frame/inter-field prediction coding and intra-frame/intra-field coding'19995,867,321'Planar microlens array and method of making same'19995,805,243'Liquid crystal projector using a spatial light modulator and two rotating color filters'19985,760,850'Projection type image display apparatus'19985,726,719'Projection-type color display device'19985,715,022'Image display apparatus'19985,680,186'Liquid crystal display device with microlenses having a focal point between a cover layer and the liquid crystal layer\'s center'19975,676,804'Method for fabricating fresnel lenses by selective application and removal of films on lens surfaces'19975,665,506'Toner for the development of electrostatic image and process for the preparation thereof'19975,633,737'Projection-type color liquid crystal display having two micro-lens arrays'19975,561,538'Direct-view display apparatus'19965,554,251'Optical device assemble apparatus'19965,548,349'Transmission type color liquid display apparatus with first and second lens layers located between a white light source and the display device'19965,546,206'Concealing a bright defect using light blocking means to block only the wavelength band shed onto the defective pixel'19965,543,942'LCD microlens substrate with a lens array and a uniform material bonding member, each having a thermal resistance not lower than 150.degree.C'19965,475,513'Projection type image display device maintaining resolution of an image unaffected by parallax'19955,474,870'Toner for developing electrostatic image and process for the preparation thereof'19955,460,913'Toner for developing electrostatic image and process for the preparation thereof'19955,459,592'Projection display system including a collimating tapered waveguide or lens with the normal to optical axis angle increasing toward the lens center'19955,453,876'Microlens array'19955,381,187'Image display apparatus'19955,359,440'Image display apparatus with microlens plate having mutually fused together lenses resulting in hexagonal shaped microlenses'19945,337,186'Transmissive image display device'19945,315,330'Projection type display apparatus'19945,311,205'Color liquid-crystal display apparatus with rectilinear arrangement'19945,299,038'LCD with heat conductor from light source to separate portion of light guide'19945,225,935'Optical device having a microlens and a process for making microlenses'19935,210,826'Data communication apparatus having bandwidth selection capabilities'19935,194,974'Non-flicker liquid crystal display with capacitive charge storage'19935,187,551'Thin film semiconductor device and liquid crystal display apparatus thereof for preventing irradiated light from reaching the semiconductor layers'19935,161,042'Color liquid crystal display device using dichroic mirrors for focusing different colors in different directions'19925,155,564'Thin-film transistor array'19925,150,138'Projection type image display apparatus'19925,144,288'Color liquid-crystal display apparatus using delta configuration of picture elements'19925,096,280'Light source apparatus for separating white light into light components of a plurality of colors'19925,066,109'Half-tone liquid crystal display device'19915,056,912'Projection type image display apparatus'19915,052,783'Projection type image display apparatus'19915,054,103'Picture encoding system'19915,051,800'Thin film semiconductor device and liquid crystal display apparatus using thereof'19915,028,122'Liquid crystal active-matrix display device'19915,006,840'Color liquid-crystal display apparatus with rectilinear arrangement'19914,998,211'Method of and apparatus for generating a filled pattern defined by contour vectors'19914,959,576'Automotive alternator'19904,914,553'Lighting device'19904,801,042'Inner bag for container'19894,792,239'Flexible case hanging device'19884,706,173'Lighting apparatus'19874,680,505'Small size discharge lamp having sufficient arc length and high luminous efficiency'19874,679,909'Liquid crystal input/output matrix panel'19874,651,148'Liquid crystal display driving with switching transistors'19874,505,021'Method for manufacturing an electrochromic display device'19854,436,380'Electrochromic display device'19844,420,749'Charge transfer type electrochromic display devices'19834,399,436'Electrochromic display devices'19834,396,253'Electro-chromic display devices'1983RE031280'Electrochromic display device manufacture method'19834,322,133'Method of driving electrochromic display device and electrochromic display device therefor'19824,312,000'Driving technique for electrochromic displays of the segmented type including means for detecting a change in the display state of the segments thereof'19824,280,754'Electrochromic display device and method of manufacture'19814,257,683'Electrochromic display'19814,235,528'Ceramics for electrochromic display'19804,217,579'Method of driving electrochromic display means and electrochromic display means therefor'19804,210,909'Complete bleaching of non-selected display electrodes in an electrochromic display drive'19804,210,907'Uniform coloration control in an electrochromic display of the segmented type'19804,209,770'Driving technique for electrochromic displays of the segmented type driving uncommon segment electrodes only'19804,205,903'Writing/erasing technique for an electrochromic display cell'19804,201,985'Constant current supply drive for electrochromic displays of the segmented type'19804,153,344'Lead-in electrode structure for electrochromic displays of the segmented type'19794,150,362'Regeneration of a memory state in electrochromic displays'19794,123,841'Electrochromic display device manufacture method'19783,999,277'Method of manufacturing assembly-type camshaft'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2015Patents assigned to HAMADA HIROSHI (14)· patent assignee history
1978–2015Patents assigned to SHARP KK (80)· patent assignee history
1978–1982Based in Tenri, JP· patent location history
1983–2012Based in Nara, JP· patent location history
1988–2021Based in Tokyo, JP· patent location history
1997–2021Based in Kanagawa, JP· patent location history
2006–2018Patents assigned to DENSO CORP (13)· patent assignee history
2008–2014Based in Anjo, JP· patent location history
2013–2019Patents assigned to OCLARO JAPAN INC (9)· patent assignee history
2017–2019Patents assigned to TAIYO YUDEN KK (8)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARP KK | 80 | 1978–2015 |
| HAMADA HIROSHIself | 14 | 1976–2015 |
| DENSO CORP | 13 | 2006–2018 |
| OCLARO JAPAN INC | 9 | 2013–2019 |
| TAIYO YUDEN KK | 8 | 2017–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nara, JP | 56 | 1983–2012 |
| Tenri, JP | 14 | 1978–1982 |
| Tokyo, JP | 12 | 1988–2021 |
| Kanagawa, JP | 11 | 1997–2021 |
| Anjo, JP | 11 | 2008–2014 |