Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352564 | Resist compositions | Yoshihumi Takeda, Toshinobu Ishihara, Ken'ichi Itoh | 1994-10-04 |
| 5315003 | Method for purifying polysaccharides | Kazuyuki Yamamoto, Sigehiro Nagura, Taira Homma | 1994-05-24 |