Inventor · disambiguated record
Sakashi Ootaki
Also filed as: OOTAKI SAKASHI
9 granted patents·558 citations·filing 1989–1999
92Inventor score
Files withPIONEER ELECTRONIC CORP9
Top patents by PatentIndex Score
9 records- 0196US5009490APhoto-conductive liquid crystal light valvePIONEER ELECTRONIC CORP·Filed 1989·Granted Apr 23, 1991·175 cites·2 claims
- 0295US5734637AOptical pickup used with both DVD and CDPIONEER ELECTRONIC CORP·Filed 1996·Granted Mar 31, 1998·102 cites·11 claims
- 0392US6078554AWave-front aberration compensation unit, wave-front aberration compensation device, and optical pickupPIONEER ELECTRONIC CORP·Filed 1997·Granted Jun 20, 2000·77 cites·16 claims
- 0487US5936923AOptical pickup with aberration correcting panel including a liquid crystalPIONEER ELECTRONIC CORP·Filed 1996·Granted Aug 10, 1999·52 cites·5 claims
- 0587US5901131AOptical pickup used with both DVD and CDPIONEER ELECTRONIC CORP·Filed 1997·Granted May 4, 1999·43 cites·5 claims
- 0680US6151154AOptical pickup, aberration correction unit and astigmatism measurement methodPIONEER ELECTRONIC CORP·Filed 1999·Granted Nov 21, 2000·61 cites·28 claims
- 0760US5949748AOptical write/read head with a pretilted liquid crystal panelPIONEER ELECTRONIC CORP·Filed 1997·Granted Sep 7, 1999·14 cites·14 claims
- 0858US5459593AReflection type liquid crystal display apparatus which prevents rotation of the polarization planePIONEER ELECTRONIC CORP·Filed 1993·Granted Oct 17, 1995·22 cites·7 claims
- 0956US5673246AOptical pickup devicePIONEER ELECTRONIC CORP·Filed 1996·Granted Sep 30, 1997·12 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Sakashi Ootaki 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 →