Inventor · disambiguated record
Hiroshi Yaguma
Also filed as: YAGUMA HIROSHI
11 granted patents·7 pending applications·205 citations·filing 2004–2025
86Inventor score
Top patents by PatentIndex Score
18 records- 0198US7515124B2Organic EL drive circuit and organic EL display device using the same organic EL drive circuitROHM CO LTD·Filed 2005·Granted Apr 7, 2009·186 cites·14 claims
- 0282US8970460B2Liquid crystal driving apparatusYAGUMA HIROSHI·Filed 2010·Granted Mar 3, 2015·11 cites·19 claims
- 0371US7615932B2Reference current generating circuit, organic EL drive circuit and organic EL display device employing itROHM CO LTD·Filed 2005·Granted Nov 10, 2009·2 cites·18 claims
- 0470US7586469B2Organic EL drive circuit and organic EL display device using the same organic EL drive circuitROHM CO LTD·Filed 2005·Granted Sep 8, 2009·2 cites·20 claims
- 0569US7580013B2Organic EL drive circuit ICROHM CO LTD·Filed 2005·Granted Aug 25, 2009·2 cites·4 claims
- 0662US2023384444A1Autonomous movement device and autonomous movement systemROHM CO LTD·Filed 2023·Application pending·0 cites
- 0762US2025264609A1Autonomous moving apparatus and composite unit of speaker-microphone for autonomous moving apparatusROHM CO LTD·Filed 2025·Application pending·0 cites
- 0859US12270826B2Flight control apparatusROHM CO LTD·Filed 2022·Granted Apr 8, 2025·0 cites·13 claims
- 0957US2024310854A1Autonomous moving apparatusROHM CO LTD·Filed 2024·Application pending·0 cites
- 1052US2009219307A1Lcd driver circuitROHM CO LTD·Filed 2008·Application pending·0 cites
- 1151US2009213104A1Source driver circuitROHM CO LTD·Filed 2008·Application pending·0 cites
- 1249US12309486B2Transmission element imaging device and transmission element imaging methodROHM CO LTD·Filed 2022·Granted May 20, 2025·0 cites·9 claims
- 1349US7372439B2Reference current generator circuit of organic EL drive circuit, organic EL drive circuit and organic EL display deviceROHM CO LTD·Filed 2005·Granted May 13, 2008·0 cites·23 claims
- 1449US7321347B2Organic EL element drive circuit and organic EL display device using the same drive circuitROHM CO LTD·Filed 2004·Granted Jan 22, 2008·2 cites·17 claims
- 1548US8368679B2Power supply apparatus, liquid crystal driving apparatus and display apparatusROHM CO LTD·Filed 2007·Granted Feb 5, 2013·0 cites·7 claims
- 1646US7570234B2Organic EL drive circuit and organic EL display device using the same organic EL drive circuitROHM CO LTD·Filed 2005·Granted Aug 4, 2009·0 cites·16 claims
- 1740US2007132672A1Organic el drive circuit and organic el display device using the sameMAEDE JUN·Filed 2005·Application pending·0 cites
- 1839US2012113340A1Liquid crystal display panel, liquid crystal drive device, and liquid crystal display deviceYAGUMA HIROSHI·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hiroshi Yaguma 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 →