Inventor · disambiguated record
Toshimasa Umezawa
Also filed as: UMEZAWA TOSHIMASA
4 granted patents·3 pending applications·2 citations·filing 2004–2019
57Inventor score
Top patents by PatentIndex Score
7 records- 0156US12050271B2TOF cameraNAT INST INF & COMM TECH·Filed 2019·Granted Jul 30, 2024·0 cites·4 claims
- 0251US7442912B2Optical logic device responsive to pulsed signalsYOKOGAWA ELECTRIC CORP·Filed 2005·Granted Oct 28, 2008·2 cites·8 claims
- 0347US10911153B2High-speed photodetector arrayNAT INST INF & COMM TECH·Filed 2018·Granted Feb 2, 2021·0 cites·4 claims
- 0438US2006268566A1Light receiving moduleYOKOGAWA ELECTRIC CORP·Filed 2006·Application pending·0 cites
- 0537US2004213584A1Optical signal processing apparatusYOKOGAWA ELECTRIC CORP·Filed 2004·Application pending·0 cites
- 0634US7435938B2Optical packet communication device with an applied negative voltage for canceling an offset voltageYOKOGAWA ELECTRIC CORP·Filed 2006·Granted Oct 14, 2008·0 cites·2 claims
- 0728US2019020319A1Optical-to-radio converterNAT INST INF & COMM TECH·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →