Inventor · disambiguated record
Kazunori Matsubara
Also filed as: MATSUBARA KAZUNORI
13 granted patents·4 pending applications·91 citations·filing 1983–2008
90Inventor score
Top patents by PatentIndex Score
17 records- 0183US4543708AMethod of manufacturing an armatureHITACHI LTD·Filed 1983·Granted Oct 1, 1985·40 cites·6 claims
- 0279US7573801B2Optical pickupSHARP KK·Filed 2006·Granted Aug 11, 2009·4 cites·5 claims
- 0377US7099085B2Optical pick-up apparatus and semiconductor laser apparatusSHARP KK·Filed 2003·Granted Aug 29, 2006·14 cites·3 claims
- 0471US7684306B2Optical pickup apparatusSHARP KK·Filed 2006·Granted Mar 23, 2010·2 cites·19 claims
- 0569US7483360B2Optical pickup device using polarizing hologram element and hologram laser thereforSHARP KK·Filed 2004·Granted Jan 27, 2009·8 cites·16 claims
- 0661US6899936B2Stamper, manufacturing method therefor and optical device manufactured therewithSHARP KK·Filed 2002·Granted May 31, 2005·4 cites·16 claims
- 0754US7173951B2Semiconductor laser device with light receiving elementSHARP KK·Filed 2004·Granted Feb 6, 2007·8 cites·17 claims
- 0852US6868105B2Semiconductor laser device, method of fabricating the same, and optical pickup employing the sameSHARP KK·Filed 2003·Granted Mar 15, 2005·6 cites·14 claims
- 0951US6977951B2Semiconductor laser apparatus and optical pickup apparatus using sameSHARP KK·Filed 2003·Granted Dec 20, 2005·3 cites·1 claims
- 1050US7952977B2Optical pickup apparatusSHARP KK·Filed 2008·Granted May 31, 2011·0 cites·10 claims
- 1144US2006018212A1Focus error detecting device and optical pickup apparatus provided with the sameSHARP KK·Filed 2005·Application pending·0 cites
- 1243US6989596B2Semiconductor laser manufacturing method and semiconductor laserSHARP KK·Filed 2001·Granted Jan 24, 2006·2 cites·7 claims
- 1339US7088754B2Semiconductor laser device and optical pickup deviceSHARP KK·Filed 2003·Granted Aug 8, 2006·0 cites·10 claims
- 1439US2006018351A1Semiconductor laser deviceSHARP KK·Filed 2005·Application pending·0 cites
- 1535US2001024415A1Integrated unit and optical pickupFiled 2001·Application pending·0 cites
- 1633US6983002B2Semiconductor laser device and optical pickup using the sameSHARP KK·Filed 2003·Granted Jan 3, 2006·0 cites·10 claims
- 1731US2004246874A1Hologram coupled member and method for manufacturing the same, and hologram laser unit and optical pickup apparatusSHARP KK·Filed 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kazunori Matsubara 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 →