Inventor · disambiguated record
Kei Tomimatsu
Also filed as: TOMIMATSU KEI
3 granted patents·1 pending application·126 citations·filing 1996–2021
75Inventor score
Technology areasG02B
Files withNIKON CORP4
Top patents by PatentIndex Score
4 records- 0180US5870223AMicroscope system for liquid immersion observationNIKON CORP·Filed 1997·Granted Feb 9, 1999·65 cites·19 claims
- 0275US5805346AFluid immersion microscope objective lensNIKON CORP·Filed 1996·Granted Sep 8, 1998·52 cites·16 claims
- 0345US2023375818A1Microscope objective lens and microscope apparatusNIKON CORP·Filed 2021·Application pending·0 cites
- 0439US6219189B1Objective lens unit for reflective fluorescence and reflective fluorescence microscope having an objective lens unit for reflective fluorescenceNIKON CORP·Filed 1997·Granted Apr 17, 2001·9 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Kei Tomimatsu 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 →