Inventor · disambiguated record
Katsunori Ooi
Also filed as: OOI KATSUNORI
3 granted patents·194 citations·filing 1985–1989
78Inventor score
Files withTOSHIBA KK3
Top patents by PatentIndex Score
3 records- 0182US4685142AMethod and device for handwritten letter recognitionTOSHIBA KK·Filed 1985·Granted Aug 4, 1987·82 cites·7 claims
- 0273US4866646AHandheld data input apparatusTOSHIBA KK·Filed 1987·Granted Sep 12, 1989·56 cites·32 claims
- 0371US5020117AHandwritten character string recognition systemTOSHIBA KK·Filed 1989·Granted May 28, 1991·56 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Katsunori Ooi 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 →