Inventor · disambiguated record
Hajime Shoji
Also filed as: SHOJI HAJIME
18 granted patents·2 pending applications·474 citations·filing 1989–2020
95Inventor score
Top patents by PatentIndex Score
20 records- 0197US6426515B2Semiconductor light-emitting deviceFUJITSU LTD·Filed 2001·Granted Jul 30, 2002·105 cites·31 claims
- 0285US6448583B1Optical semiconductor module, its manufacture, reflection film, its manufacture, and laser and optical devices using reflection filmFUJITSU LTD·Filed 1999·Granted Sep 10, 2002·68 cites·19 claims
- 0385US5373520ASurface emitting laser and method of manufacturing the sameFUJITSU LTD·Filed 1993·Granted Dec 13, 1994·57 cites·18 claims
- 0483US11527866B2Semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Dec 13, 2022·1 cites·9 claims
- 0577US9395504B2System to control wavelength and method to control wavelengthSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jul 19, 2016·4 cites·15 claims
- 0676US5668048AMethod of making a semiconductor device utilizing crystal orientation dependence of impurity concentrationFUJITSU LTD·Filed 1995·Granted Sep 16, 1997·42 cites·19 claims
- 0772US5533041AOptical transmission and reception deviceFUJITSU LTD·Filed 1995·Granted Jul 2, 1996·43 cites·18 claims
- 0870US5408486ASurface emitting laser provided with light modulatorFUJITSU LTD·Filed 1994·Granted Apr 18, 1995·27 cites·13 claims
- 0969US5051800AThin film semiconductor device and liquid crystal display apparatus using thereofSHOJI HAJIME·Filed 1989·Granted Sep 24, 1991·28 cites·4 claims
- 1061US5155564AThin-film transistor arraySHARP KK·Filed 1990·Granted Oct 13, 1992·27 cites·7 claims
- 1160US5783845ASemiconductor device and its manufacture utilizing crystal orientation dependence of impurity concentrationFUJITSU LTD·Filed 1997·Granted Jul 21, 1998·21 cites·9 claims
- 1259US6560266B2Distributed feedback semiconductor laserFUJITSU LTD·Filed 2001·Granted May 6, 2003·5 cites·16 claims
- 1358US6579737B2Optical semiconductor module, its manufacture, reflection film, its manufacture, and laser and optical devices using reflection filmFUJITSU LTD·Filed 2002·Granted Jun 17, 2003·7 cites·7 claims
- 1451US5404370APlanar light emitting device having a reduced optical lossFUJITSU LTD·Filed 1994·Granted Apr 4, 1995·14 cites·14 claims
- 1550US5187551AThin film semiconductor device and liquid crystal display apparatus thereof for preventing irradiated light from reaching the semiconductor layersSHARP KK·Filed 1991·Granted Feb 16, 1993·14 cites·4 claims
- 1649US9444221B2Laser apparatus and method to re-tune emission wavelength tunable LDSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Sep 13, 2016·0 cites·16 claims
- 1744US6512783B1Semiconductor laser and method of manufacturing the sameFUJITSU LTD·Filed 1999·Granted Jan 28, 2003·11 cites·18 claims
- 1840US2004151224A1Distributed feedback semiconductor laser oscillating at longer wavelength mode and its manufacture methodFUJITSU LTD·Filed 2003·Application pending·0 cites
- 1937US6850550B2Complex coupling MQW semiconductor laserFUJITSU LTD·Filed 2001·Granted Feb 1, 2005·0 cites·20 claims
- 2035US2011292960A1Wavelength tunable semiconductor laserSHOJI HAJIME·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hajime Shoji files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →