Inventor · disambiguated record
Kazuhiko Ohnuma
Also filed as: OHNUMA KAZUHIKO
5 granted patents·50 citations·filing 1997–2006
79Inventor score
Top patents by PatentIndex Score
5 records- 0162US7360897B2Fundus examination apparatusTOPCON CORP·Filed 2006·Granted Apr 22, 2008·5 cites·3 claims
- 0255US5875017AOcular optical system simulation apparatusHOYA CORP·Filed 1997·Granted Feb 23, 1999·23 cites·16 claims
- 0352US6540357B1Glaucoma diagnosis apparatusTOPCON CORP·Filed 2000·Granted Apr 1, 2003·11 cites·7 claims
- 0449US6409342B1Glaucoma diagnosis apparatus and recording medium for glaucoma diagnosisTOPCON CORP·Filed 2000·Granted Jun 25, 2002·6 cites·13 claims
- 0548US6814441B2Apparatus for measurement of polarized distribution, polarizing filter for using therein and polarizing filter assemblyTOPCON CORP·Filed 2003·Granted Nov 9, 2004·5 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Kazuhiko Ohnuma 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 →