Patents per Year
Top Inventors at Koken Co. All Time
Showing 1–50 of 123 inventors
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Sustained release formulation | $4M | 1999 |
| Equipment for intracerebral administration of preparations | $3M | 1998 |
| Method for drying wetted molded product | $1M | 1992 |