Inventor · disambiguated record
Masakatsu Ota
Also filed as: OTA MASAKATSU
3 granted patents·42 citations·filing 1988–2001
69Inventor score
Technology areasG03F
Files withCANON KK3
Top patents by PatentIndex Score
3 records- 0178US4799791AIlluminance distribution measuring systemCANON KK·Filed 1988·Granted Jan 24, 1989·30 cites·20 claims
- 0266US6795167B2Projection exposure apparatus and device manufacturing method using the sameCANON KK·Filed 2001·Granted Sep 21, 2004·10 cites·6 claims
- 0347US6646717B2Projection exposure apparatus and device manufacturing method using the sameCANON KK·Filed 2001·Granted Nov 11, 2003·2 cites·12 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →