Inventor · disambiguated record
Akio Sera
Also filed as: SERA AKIO
3 granted patents·83 citations·filing 1988–1990
74Inventor score
Files withMITSUI PETROCHEMICAL IND3
Top patents by PatentIndex Score
3 records- 0174US4929903AMethod of and apparatus for assessing insulation conditionsMITSUI PETROCHEMICAL IND·Filed 1988·Granted May 29, 1990·37 cites·8 claims
- 0268US5117191AApparatus for monitoring degradation of insulation of electrical installationMITSUI PETROCHEMICAL IND·Filed 1990·Granted May 26, 1992·38 cites·11 claims
- 0344US4897561AApparatus for and method of discriminating signalsMITSUI PETROCHEMICAL IND·Filed 1988·Granted Jan 30, 1990·8 cites·5 claims
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