Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648413 | Stabilizer for chlorine-containing polymers, process for the preparation thereof and chlorine-containing polymer composition | Teiji Sato, Toshiaki Sugawara, Hiroshi Sawada, Seiji Wakaki, Satoru Ohta +1 more | 1997-07-15 |
| 5638496 | Color image input apparatus having color image identifying function | — | 1997-06-10 |