Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365342 | Alignment and exposure apparatus and method for manufacture of integrated circuits | Naoki Ayata, Mitsugu Yamamura, Bunei Hamasaki, Masao Kosugi, Mitsuaki Seki | 1994-11-15 |
| 5362696 | Process for producing spherical zeolite catalyst and apparatus for producing the same | Fumio Kumata, Hitoshi Nozaki, Shinichi Inoue, Toshiji Makabe | 1994-11-08 |
| 5301604 | Reduced-pressure fryer machine | — | 1994-04-12 |
| 5297132 | Draw type optical recording medium | Atsushi Takano, Masayuki Iijima, Kazuo Umeda, Osamu Sasaki, Hitoshi Fujii +2 more | 1994-03-22 |