Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4700723 | Tobacco filter and fibrous ion exchange resin | Seiichi Yoshikawa, Toshio Yoshioka | 1987-10-20 |
| 4693828 | Method of ion-exchanging and/or adsorption | Toshio Yoshioka, Seiichi Yoshikawa | 1987-09-15 |
| 4563425 | Enzyme reaction method for isomerization of glucose to fructose | Toshio Yoshioka, Kazuo Teramoto | 1986-01-07 |
| 4347316 | Process for isomerizing glucose to fructose | Toshio Yoshioka, Kazuo Teramoto | 1982-08-31 |
| 4275156 | Glucose isomerase immobilized product and process for preparing same | Toshio Yoshioka, Kazuo Teramoto | 1981-06-23 |