Inventor · disambiguated record
Takuma Hiramatsu
Also filed as: HIRAMATSU TAKUMA
17 granted patents·2 pending applications·81 citations·filing 1996–2023
91Inventor score
Top patents by PatentIndex Score
19 records- 0188US11525913B2Light detection device and electronic apparatus comprising plural SPAD arrays with a photon detection rate controllerSHARP KK·Filed 2020·Granted Dec 13, 2022·2 cites·10 claims
- 0282US11366205B2Optical sensor, distance measurement device, and electronic apparatusSHARP KK·Filed 2018·Granted Jun 21, 2022·4 cites·7 claims
- 0380US11221410B2Light sensor, electronic device, computation apparatus, and method for measuring distance between light sensor and sensing objectSHARP KK·Filed 2018·Granted Jan 11, 2022·4 cites·15 claims
- 0480US11112494B2Photodetector and portable electronic equipmentSHARP KK·Filed 2018·Granted Sep 7, 2021·1 cites·9 claims
- 0579US11061139B2Ranging sensorSHARP KK·Filed 2020·Granted Jul 13, 2021·1 cites·11 claims
- 0678US11307293B2Ranging sensorSHARP KK·Filed 2018·Granted Apr 19, 2022·3 cites·8 claims
- 0775US10677648B2Optical sensor and electronic deviceSHARP KK·Filed 2017·Granted Jun 9, 2020·2 cites·10 claims
- 0872US10705212B2Optical sensor and electronic deviceSHARP KK·Filed 2018·Granted Jul 7, 2020·2 cites·7 claims
- 0971US10555387B2Light-emitting element drive circuit and portable electronic instrumentSHARP KK·Filed 2018·Granted Feb 4, 2020·1 cites·9 claims
- 1061US5880028ARidge waveguide type distributed feedback semiconductor laser device and method for manufacturing the sameSHARP KK·Filed 1996·Granted Mar 9, 1999·23 cites·10 claims
- 1160US7295592B2Light source device and optical communication module employing the deviceSHARP KK·Filed 2003·Granted Nov 13, 2007·10 cites·21 claims
- 1257US2024077588A1Optical sensorSHARP SEMICONDUCTOR INNOVATION CORP·Filed 2023·Application pending·0 cites
- 1355US7099589B1Space-division multiplex full-duplex local area networkSHARP KK·Filed 1999·Granted Aug 29, 2006·24 cites·10 claims
- 1453US8217335B2Optical modulation-type detection device and electronic deviceHIRAMATSU TAKUMA·Filed 2009·Granted Jul 10, 2012·4 cites·38 claims
- 1543US11287518B2Optical sensor and electronic deviceSHARP KK·Filed 2017·Granted Mar 29, 2022·0 cites·10 claims
- 1642US11415696B2Optical sensor and electronic deviceSHARP KK·Filed 2018·Granted Aug 16, 2022·0 cites·9 claims
- 1739US11175387B2Optical sensor and electronic deviceSHARP KK·Filed 2017·Granted Nov 16, 2021·0 cites·8 claims
- 1839US2005122720A1Light source apparatus and optical communication apparatus using the sameSHARP KK·Filed 2004·Application pending·0 cites
- 1936US10509114B2Photodetection device with synchronous and non-synchronous light detection for reducing noise and electronic apparatusSHARP KK·Filed 2015·Granted Dec 17, 2019·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Takuma Hiramatsu 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 →