Inventor · disambiguated record
Ryo Sotooka
Also filed as: SOTOOKA RYO
5 granted patents·6 citations·filing 2012–2019
70Inventor score
Technology areasD21H
Top patents by PatentIndex Score
5 records- 0180US11466405B2Carboxymethylated microfibrillated cellulose fibers and composition thereofJUJO PAPER CO LTD·Filed 2019·Granted Oct 11, 2022·3 cites·13 claims
- 0277US11525015B2Oxidized microfibrillated cellulose fibers and composition thereofJUJO PAPER CO LTD·Filed 2019·Granted Dec 13, 2022·2 cites·9 claims
- 0359US11512432B2Oxidized microfibrillated cellulose fibers and composition thereofJUJO PAPER CO LTD·Filed 2019·Granted Nov 29, 2022·0 cites·8 claims
- 0459US11453728B2Carboxymethylated microfibrillated cellulose fibers and composition thereofJUJO PAPER CO LTD·Filed 2019·Granted Sep 27, 2022·0 cites·6 claims
- 0553US9034435B2Coated printing papers and processes for preparing themISHIZUKA KAZUHIKO·Filed 2012·Granted May 19, 2015·1 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Ryo Sotooka 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 →