Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699946 | Vulcanized sheet comprising annular rubber articles, a method of and an apparatus for separating the articles from the vulcanized sheet | Michiyuki Kamiji | 1997-12-23 |
| 5670017 | Method of manufacturing semiconductor device | — | 1997-09-23 |
| 5656128 | Reduction of reflection by amorphous carbon | Toshiyuki Ohtsuka, Fumihiko Shinpuku, Daisuke Matsunaga, Takayuki Enda | 1997-08-12 |