Inventor · disambiguated record
Morihisa Otsuka
Also filed as: OTSUKA MORIHISA
3 granted patents·41 citations·filing 1975–2004
70Inventor score
Files withFUKUVI CHEM IND CO3
Top patents by PatentIndex Score
3 records- 0170US4016727ADrain trough member and its connectorFUKUVI CHEM IND CO·Filed 1975·Granted Apr 12, 1977·29 cites·1 claims
- 0251US7568676B2Form panel for placing concreteFUKUVI CHEM IND CO·Filed 2004·Granted Aug 4, 2009·8 cites·7 claims
- 0328US6069098AMortar substrate sheetFUKUVI CHEM IND CO·Filed 1995·Granted May 30, 2000·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →