Inventor · disambiguated record
Nobuki Hirai
Also filed as: HIRAI NOBUKI
3 granted patents·35 citations·filing 1988–1989
70Inventor score
Technology areasC04B
Files withMITSUI PETROCHEMICAL IND3
Top patents by PatentIndex Score
3 records- 0165US4948767AFerroelectric ceramic materialMITSUI PETROCHEMICAL IND·Filed 1989·Granted Aug 14, 1990·19 cites·13 claims
- 0244US4940681AFerroelectric ceramic materialMITSUI PETROCHEMICAL IND·Filed 1989·Granted Jul 10, 1990·9 cites·13 claims
- 0340US4830996AFerroelectric ceramicsMITSUI PETROCHEMICAL IND·Filed 1988·Granted May 16, 1989·7 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →