Inventor · disambiguated record
Hiroshi Ogiwara
Also filed as: OGIWARA HIROSHI · USHIKI MASAYUKI
15 granted patents·3 pending applications·90 citations·filing 1991–2020
90Inventor score
Files withFUJITSU LTD6FUJI HEAVY IND LTD5MASUDA TOSHIO2OGIWARA HIROSHI2TOKYO METRO SEWERAGE SERV CORP2
Top patents by PatentIndex Score
18 records- 0190US7772970B2Vehicle display deviceFUJI HEAVY IND LTD·Filed 2007·Granted Aug 10, 2010·30 cites·19 claims
- 0282US7424361B2Driving force controller for a vehicleFUJI HEAVY IND LTD·Filed 2007·Granted Sep 9, 2008·16 cites·9 claims
- 0378US9525494B2Optical receiver and frequency offset correction methodFUJITSU LTD·Filed 2014·Granted Dec 20, 2016·5 cites·5 claims
- 0478US7068945B2Optical amplifying and repeating method and optical amplifying and repeating systemFUJITSU LTD·Filed 2005·Granted Jun 27, 2006·8 cites·16 claims
- 0559US9191145B2Communications apparatus, multiplex communications apparatus, communications system, and communication methodOGIWARA HIROSHI·Filed 2011·Granted Nov 17, 2015·2 cites·14 claims
- 0658US7079313B2Optical amplifying apparatus which routes pumping light to a raman amplification medium and a rare-earth-doped optical amplification mediumFUJITSU LTD·Filed 2003·Granted Jul 18, 2006·5 cites·14 claims
- 0753US8406973B2Driving force control unit for vehicleMASUDA TOSHIO·Filed 2007·Granted Mar 26, 2013·3 cites·19 claims
- 0851US5186970AFood forming methodMATSUBEI YK·Filed 1991·Granted Feb 16, 1993·17 cites·12 claims
- 0950US7742865B2Driving force control unit for a vehicleFUJI HEAVY IND LTD·Filed 2007·Granted Jun 22, 2010·2 cites·4 claims
- 1048US7747374B2Driving force control unit for a vehicleFUJI HEAVY IND LTD·Filed 2007·Granted Jun 29, 2010·2 cites·3 claims
- 1148US2021071405A1Blower and ventilation systemTOKYO METRO SEWERAGE SERV CORP·Filed 2020·Application pending·0 cites
- 1243US10374717B2Signal processing device, transmitting and receiving device, and signal processing methodFUJITSU LTD·Filed 2018·Granted Aug 6, 2019·0 cites·16 claims
- 1342US8108084B2Vehicle display deviceMASUDA TOSHIO·Filed 2007·Granted Jan 31, 2012·0 cites·20 claims
- 1439US8442404B2Optical dispersion compensator, optical transmission apparatus, optical transmission system, and method thereofOGIWARA HIROSHI·Filed 2010·Granted May 14, 2013·0 cites·19 claims
- 1538US9989786B2Optical transmission device, optical modulator, and bias control methodFUJITSU LTD·Filed 2017·Granted Jun 5, 2018·0 cites·6 claims
- 1638US7546197B2Driving force control device of vehicleFUJI HEAVY IND LTD·Filed 2007·Granted Jun 9, 2009·0 cites·7 claims
- 1735US2018087261A1Blower and ventilating systemTOKYO METRO SEWERAGE SERV CORP·Filed 2015·Application pending·0 cites
- 1830US2017187465A1Optical transmitter and method of controlling optical transmitterFUJITSU LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →