Inventor · disambiguated record

Itsuro Sakai

Also filed as: SAKAI ITSURO

2 granted patents·27 citations·filing 1979–1992

61Inventor score

Technology areasD21H F16H

Files withARAKAWA CHEM IND1 MITSUBISHI HEAVY IND LTD1

Top patents by PatentIndex Score

2 records

0160US4302988APlanetary-roller transmission with deformable clutching elementMITSUBISHI HEAVY IND LTD·Filed 1979·Granted Dec 1, 1981·15 cites·7 claims
0247US5288782ARosin emulsion sizing agents for papermakingARAKAWA CHEM IND·Filed 1992·Granted Feb 22, 1994·12 cites·8 claims

Join the waitlist — get patent alerts

Get an alert when Itsuro Sakai 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 →