Inventor · disambiguated record
Mikio Okawa
Also filed as: OKAWA MIKIO
9 granted patents·134 citations·filing 1987–1994
89Inventor score
Files withTOSHIBA KK9
Top patents by PatentIndex Score
9 records- 0175US4830821AProcess of making a contact forming material for a vacuum valveTOSHIBA KK·Filed 1988·Granted May 16, 1989·18 cites·7 claims
- 0270US4777335AContact forming material for a vacuum valveTOSHIBA KK·Filed 1987·Granted Oct 11, 1988·15 cites·7 claims
- 0368US4917642AAir-tight ceramic containerTOSHIBA KK·Filed 1988·Granted Apr 17, 1990·30 cites·13 claims
- 0457US5420384AContact material for a vacuum interrupterTOSHIBA KK·Filed 1994·Granted May 30, 1995·14 cites·3 claims
- 0556US5045281AContact forming material for a vacuum interrupterTOSHIBA KK·Filed 1990·Granted Sep 3, 1991·14 cites·11 claims
- 0653US5354352AContact material for vacuum circuit breakersTOSHIBA KK·Filed 1992·Granted Oct 11, 1994·11 cites·3 claims
- 0751US5149362AContact forming material for a vacuum interrupterTOSHIBA KK·Filed 1989·Granted Sep 22, 1992·9 cites·9 claims
- 0850US5056702AMethod of manufacturing a semiconductor deviceTOSHIBA KK·Filed 1989·Granted Oct 15, 1991·15 cites·7 claims
- 0938US5403543AProcess for manufacturing a contact material for vacuum circuit breakersTOSHIBA KK·Filed 1992·Granted Apr 4, 1995·8 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Mikio Okawa 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 →