Inventor · disambiguated record

Etsuji Ota

Also filed as: OTA ETSUJI

2 granted patents·7 citations·filing 1978–2012

50Inventor score

Technology areasB29C E03D

Files withOKAMOTO AKIO1 OTA ETSUJI1

Top patents by PatentIndex Score

2 records

0159US8747094B2Multilayer molding apparatus and injection molding methodOKAMOTO AKIO·Filed 2012·Granted Jun 10, 2014·1 cites·12 claims
0220US4173044ADrain valve operating device for a cistern of flush toiletOTA ETSUJI·Filed 1978·Granted Nov 6, 1979·6 cites·1 claims

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →