Shigeru Ookuma
2Patents
2h-index
7Co-inventors
30Inventor score
Filing activity: Dec 4, 1989 → Feb 4, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5196527A | Porous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrier | Performing Operations; Transporting | 24 | Expired |
| US5108596A | Borous ion-exchanged fine cellulose particles, method for production thereof, and affinity carrier | Performing Operations; Transporting | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.