Inventor · disambiguated record
Keizo Hama
Also filed as: HAMA KEIZO
2 granted patents·176 citations·filing 1987–1993
66Inventor score
Files withMITSUBISHI ELECTRIC CORP2
Top patents by PatentIndex Score
2 records- 0194US5357473ASemiconductor storage system including defective bit replacementMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Oct 18, 1994·171 cites·30 claims
- 0236US4780773AMotor control circuit with current limiter and bypass switchMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Oct 25, 1988·5 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Keizo Hama 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 →