Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665836 | Method of preparing vinyl chloride polymers and copolymers of improved antistatic performance | Hiroshi Minamide | 1997-09-09 |
| 5656397 | Mask having a phase shifter and method of manufacturing same | Akira Imai, Norio Hasegawa, Hiroshi Fukuda | 1997-08-12 |
| 5638087 | Dot matrix type liquid crystal display apparatus | Norimitsu Kobayashi, Shoji Iwasaki | 1997-06-10 |