Inventor · disambiguated record

Youko Usui

Also filed as: USUI YOUKO

2 granted patents·2 citations·filing 2003–2003

36Inventor score

Technology areasB01J C07C

Files withNAT INST OF ADVANCED IND SCIEN2

Top patents by PatentIndex Score

2 records

0155US7109379B2Method for producing carbonyl compoundNAT INST OF ADVANCED IND SCIEN·Filed 2003·Granted Sep 19, 2006·2 cites·5 claims
0241US7186858B2Method for producing carboxylic acidNAT INST OF ADVANCED IND SCIEN·Filed 2003·Granted Mar 6, 2007·0 cites·5 claims

Join the waitlist — get patent alerts

Get an alert when Youko Usui 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 →