Inventor · disambiguated record
Shigeru Ookuma
Also filed as: OOKUMA SHIGERU
2 granted patents·53 citations·filing 1989–1992
65Inventor score
Technology areasB01J
Files withKANEBO LTD2
Top patents by PatentIndex Score
2 records- 0173US5196527APorous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrierKANEBO LTD·Filed 1992·Granted Mar 23, 1993·35 cites·11 claims
- 0262US5108596ABorous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrierKANEBO LTD·Filed 1989·Granted Apr 28, 1992·18 cites·32 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →