Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368737 | Separation agent comprising acyl-or carbamoyl-substituted polysaccharide | Hajime Namikoshi, Tohru Shibata | 1994-11-29 |
| 5334311 | Separation agent comprising aliphatic or aromatic ester of polysaccharide | Tohru Shibata, Hajime Namikoshi | 1994-08-02 |
| 5315445 | Audio signal recording apparatus and method for use with VTR | Kenji Fukumoto, Keitaro Yamashita | 1994-05-24 |