Inventor · disambiguated record
Shigehisa Tanaka
Also filed as: TANAKA SHIGEHISA
21 granted patents·6 pending applications·159 citations·filing 1995–2024
94Inventor score
Top patents by PatentIndex Score
27 records- 0195US10921517B2Electro-optic waveguide device and optical moduleLUMENTUM JAPAN INC·Filed 2019·Granted Feb 16, 2021·10 cites·20 claims
- 0289US10978605B2Semiconductor photodiode, optical receiver module, optical module, and optical transmission equipmentLUMENTUM JAPAN INC·Filed 2019·Granted Apr 13, 2021·3 cites·20 claims
- 0387US9762026B2Optical moduleOCLARO JAPAN INC·Filed 2016·Granted Sep 12, 2017·5 cites·9 claims
- 0486US6635908B2Burying type avalanche photodiode and fabrication method thereofHITACHI LTD·Filed 2001·Granted Oct 21, 2003·43 cites·16 claims
- 0585US11476382B2Semiconductor light-receiving elementLUMENTUM JAPAN INC·Filed 2021·Granted Oct 18, 2022·1 cites·9 claims
- 0685US10754108B2Optical subassembly, method for manufacturing optical subassembly, and optical moduleLUMENTUM JAPAN INC·Filed 2019·Granted Aug 25, 2020·4 cites·20 claims
- 0778US10381799B2Optical moduleOCLARO JAPAN INC·Filed 2018·Granted Aug 13, 2019·2 cites·5 claims
- 0876US10181694B2Optical moduleOCLARO JAPAN INC·Filed 2017·Granted Jan 15, 2019·2 cites·6 claims
- 0971US6670600B2Semiconductor photodetector with ohmic contact areas formed to prevent incident light from resolving the areas, semiconductor photo receiver and semiconductor device installed with the semiconductor photodetectorHITACHI LTD·Filed 2001·Granted Dec 30, 2003·14 cites·20 claims
- 1068US7422919B2Avalanche photodiodeHITACHI LTD·Filed 2005·Granted Sep 9, 2008·1 cites·5 claims
- 1168US6800914B2Semiconductor photodetector device and manufacturing method thereofOPNEXT JAPAN INC·Filed 2002·Granted Oct 5, 2004·14 cites·20 claims
- 1266US8124432B2Nitride semiconductor optical element and manufacturing method thereofTSUCHIYA TOMONOBU·Filed 2009·Granted Feb 28, 2012·4 cites·9 claims
- 1364US7596160B2Nitride semiconductor lasers and its manufacturing methodOPNEXT JAPAN INC·Filed 2007·Granted Sep 29, 2009·2 cites·14 claims
- 1464US7364929B2Nitride semiconductor based light-emitting device and manufacturing method thereofOPNEXT JAPAN INC·Filed 2006·Granted Apr 29, 2008·2 cites·16 claims
- 1564US7223993B2Optical semiconductor deviceHITACHI LTD·Filed 2005·Granted May 29, 2007·2 cites·15 claims
- 1663US2025359359A1Avalanche photodiode with multi-stage mesa structureLUMENTUM OPERATIONS LLC·Filed 2024·Application pending·0 cites
- 1761US5543629ASuperlattice avalanche photodiode (APD)HITACHI LTD·Filed 1995·Granted Aug 6, 1996·30 cites·24 claims
- 1859US11916161B2Semiconductor light-receiving elementLUMENTUM JAPAN INC·Filed 2022·Granted Feb 27, 2024·0 cites·20 claims
- 1956US8569727B2Light beam scanning image projection apparatusNOMOTO ETSUKO·Filed 2009·Granted Oct 29, 2013·1 cites·9 claims
- 2051US7668217B2Semiconductor laser diode deviceHITACHI LTD·Filed 2007·Granted Feb 23, 2010·0 cites·1 claims
- 2150US5724462AIntegrated optical semiconductor device and optical gyroscope usinng the sameHITACHI LTD·Filed 1996·Granted Mar 3, 1998·19 cites·28 claims
- 2245US2009141763A1Semiconductor laserKISHINO KATSUMI·Filed 2008·Application pending·0 cites
- 2343US7738521B2Semiconductor laser deviceOPNEXT JAPAN INC·Filed 2006·Granted Jun 15, 2010·0 cites·10 claims
- 2442US2005006678A1Avalanche photodiodeHITACHI LTD·Filed 2004·Application pending·0 cites
- 2538US2006056586A1Method and equipment for detecting explosives, etc.UETAKE NAOHITO·Filed 2005·Application pending·0 cites
- 2638US2006163696A1Metal base transistor and oscillator using the sameHITACHI LTD·Filed 2005·Application pending·0 cites
- 2737US2010328753A1Optical module, integrated semiconductor optical device and manufacturing method thereofOPNEXT JAPAN INC·Filed 2010·Application pending·0 cites
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