Inventor · disambiguated record
Katsumasa Ohtera
Also filed as: OHTERA KATSUMASA
6 granted patents·197 citations·filing 1990–1996
84Inventor score
Top patents by PatentIndex Score
6 records- 0193US5967904AGolf club headYKK CORP·Filed 1996·Granted Oct 19, 1999·153 cites·8 claims
- 0259US5405462ASuperplastic aluminum-based alloy material and production process thereofMASUMOTO TSUYOSHI·Filed 1994·Granted Apr 11, 1995·12 cites·18 claims
- 0354US5332456ASuperplastic aluminum-based alloy material and production process thereofMASUMOTO TSUYOSHI·Filed 1992·Granted Jul 26, 1994·8 cites·18 claims
- 0447US5279642AProcess for producing high strength aluminum-based alloy powderYOSHIDA KOGYO KK·Filed 1992·Granted Jan 18, 1994·9 cites·11 claims
- 0545US5221375ACorrosion resistant aluminum-based alloyYOSHIDA KOGYO KK·Filed 1991·Granted Jun 22, 1993·8 cites·11 claims
- 0641US5122205ACorrosion resistant aluminum-based alloyYOSHIDA KOGYO KK·Filed 1990·Granted Jun 16, 1992·7 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Katsumasa Ohtera 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 →