Inventor
Takahiro Sugiyama
Inventor
Hitachi, JP
Overview
Patents· 110 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Bprimary
H01BCables19%
G02BOptical elements, systems or apparatus10%
H01QAntennas, i.e. radio aerials8%
H01RElectrically-conductive connections8%
Y10TTechnical subjects covered by former us classification8%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light8%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for4%
H01PWaveguides3%
H05KPrinted circuits3%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges3%
PatentTitleYear
10,972,622Print control device and program202110,867,725High frequency signal transmission cable202010,808,743Clip202010,770,772Signal transmission cable, multicore cable, and method of manufacturing signal transmission cable202010,755,836Signal transmission cable202010,734,786Semiconductor light emitting element and light emitting device including same202010,700,495Semiconductor light emitting element and light emitting device including same202010,670,058Clip202010,613,253Metasurface202010,615,477Differential signal transmission cable, multi-core cable, and manufacturing method of differential signal transmission cable202010,601,185Differential transmission cable module202010,389,088Semiconductor light emitting element201910,332,655Differential signal cable assembly201910,186,837Laser device201910,135,105Differential transmission cable and multipair differential transmission cable201810,090,636Semiconductor laser device201810,049,791Differential transmission cable and multipair differential transmission cable2018D0820667Clip20189,991,669Semiconductor light-emitting device and manufacturing method for the same20189,948,060Semiconductor laser device20189,892,820'Differential signal transmission cable having a metal foil shield conductor'20189,859,683'Distributed feedback semiconductor laser element'20189,787,358'Device and method for deciding characteristics of differential signal cable'20179,748,696'Active cable'20179,722,396'Semiconductor laser module'20179,698,562'Laser device'20179,667,028'Laser device'20179,660,318'Differential signaling cable, transmission cable assembly using same, and production method for differential signaling cable'20179,595,792'Cable with connector'20179,583,914'Semiconductor laser element'20179,583,235'Multipair differential signal transmission cable'20179,548,143'Multipair cable'20179,488,202'Clip'20169,484,128'Noise suppression cable'20169,484,127'Differential signal transmission cable'20169,466,408'Manufacturing device and manufacturing method of differential signal transmission cable'20169,384,873'Differential signal transmission cable'20169,362,632'Termination structure, termination method and termination terminal for high-speed transmission line'20169,349,508'Multi-pair differential signal transmission cable'20169,324,479'Differential transmission cable and multipair differential transmission cable'20169,299,481'Differential signal cable and production method therefor'20169,219,348'Edge-emitting semiconductor laser element'20159,214,260'Differential signal transmission cable and multi-core differential signal transmission cable'20159,153,361'Differential signal transmission cable'20159,136,042'Differential signal transmission cable, multiwire differential signal transmission cable, and differential signal transmission cable producing method and apparatus'20159,130,339'End-face-emitting photonic crystal laser element'20159,123,452'Differential signaling cable, transmission cable assembly using same, and production method for differential signaling cable'20159,105,375'Cable assembly and method of manufacturing the same'20159,048,624'Semiconductor laser element and laser beam deflecting device'20159,041,414'Differential signal transmission cable property evaluating mechanism and evaluating method therefor'20158,993,883'Differential signal transmission cable'20158,946,556'Shielded flat ribbon cable and method for fabricating a shielded flat ribbon cable'20158,889,039'Paste composition for solar battery electrode'20148,866,010'Differential signal transmission cable and multi-core cable'20148,791,366'Non-drain differential signal transmission cable and ground connection structure thereof'2014D0709354'Clip'20148,778,232'Lead-free conductive compound for solar cell electrodes'2014D0708044'Clip'20148,758,051'Connection structure and a connection method for connecting a differential signal transmission cable to a circuit board'20148,732,911'Assist grip'20148,693,516'Semiconductor surface light-emitting element and method of manufacturing thereof'20148,653,373'Differential signal transmission cable and method for fabricating the same'20148,596,672'Curtain airbag device placement structure'20138,575,488'Differential signal transmission cable'20138,572,806'Grommet'2013D0691026'Clip'20138,546,691'Differential signal transmission cable'20138,541,685'Flexible harness and electrical connector cable using same'20138,512,601'Paste composition for solar cell electrode'2013D0685626'Clip'20138,448,983'Occupant restraint device'20138,447,473'Occupant protection apparatus and control method therefor'20138,440,910'Differential signal transmission cable'20138,407,857'Cushion clip'20138,388,367'Direct attach cable'20138,378,217'Differential signal cable, and cable assembly and multi-pair differential signal cable using the same'2013D0671391'Clip'20128,212,145'Circuit unit accommodation box'2012D0654421'Bolt cap'20128,073,415'Tunable receiving apparatus and method therefor'20117,821,467'Tunable antenna module with frequency correction circuit and manufacturing method thereof'20107,817,094'Antenna, and wireless module, wireless unit and wireless apparatus having the antenna'20107,714,787'Antenna, and wireless module, wireless unit and wireless apparatus having the antenna'20107,602,346'Antenna module, radio device and mobile radio terminal'20097,318,268'Method for making flat antenna'20086,965,350'Flat-plate multiplex antenna and portable terminal'20056,963,310'Mobile phone antenna'20056,956,531'Built-in antenna and mobile terminal incorporating same'20056,917,333'Flat-plate antenna and method for manufacturing the same'20056,894,651'Built-in antenna, electronic device using the same, method of making the same and a method of installing the same'20056,870,504'Plate antenna and electric appliance therewith'20056,847,329'Plate-like multiple antenna and electrical equipment provided therewith'20056,789,308'Method of manufacturing flat antenna'20046,600,448'Flat-plate antenna and electric apparatus with the same'20036,014,271'Objective lens for optical disc'20004,841,177'Comparator circuit operable for a wide range of input signal'19894,772,108'Macro lens system'19884,753,524'Lens for use with an optical disk'19884,721,373'Lens system for use with an optical disk'19884,556,296'Objective lens for use with information storage disks'19854,447,138'Objective system for video disc'19844,389,100'Objective system for video disc'19834,223,982'Semi-wide angle photographic lens having short overall length'19804,217,034'Retrofocus type wide angle photographic lens'19804,150,872'Miniature and large aperture wide-angle photographing lens'19794,134,645'Miniaturized telephoto camera lens'19794,062,622'Small size retrofocus wide angle photographic lens'19774,025,168'Wide angle photographic lens'19774,019,810'Photographic wide angle lens'19773,955,883'Wide angle photographic lens'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1988Patents assigned to ASAHI OPTICAL CO LTD (13)· patent assignee history
1976–2020Based in Tokyo, JP· patent location history
2003–2017Patents assigned to HITACHI CABLE (25)· patent assignee history
2009–2018Based in Hitachi, JP· patent location history
2011–2016Patents assigned to SUGIYAMA TAKAHIRO (32)· patent assignee history
2012–2020Based in Anjo, JP· patent location history
2012–2018Based in Aichi, JP· patent location history
2014–2020Patents assigned to HITACHI METALS LTD (34)· patent assignee history
2014–2020Patents assigned to HAMAMATSU PHOTONICS KK (15)· patent assignee history
2014–2020Based in Hamamatsu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI METALS LTD | 34 | 2014–2020 |
| SUGIYAMA TAKAHIROself | 32 | 2011–2016 |
| HITACHI CABLE | 25 | 2003–2017 |
| HAMAMATSU PHOTONICS KK | 15 | 2014–2020 |
| ASAHI OPTICAL CO LTD | 13 | 1976–1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hitachi, JP | 40 | 2009–2018 |
| Tokyo, JP | 30 | 1976–2020 |
| Hamamatsu, JP | 17 | 2014–2020 |
| Anjo, JP | 7 | 2012–2020 |
| Aichi, JP | 4 | 2012–2018 |