Issued Patents 1994
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362591 | Mask having a phase shifter and method of manufacturing same | Akira Imai, Hiroshi Fukuda, Toshihiko Tanaka | 1994-11-08 |
| 5328807 | Method of forming a pattern | Toshihiko Tanaka, Toshiaki Yamanaka, Akira Imai, Hiroshi Shiraishi, Takumi Ueno +1 more | 1994-07-12 |
| 5323635 | Air fuel ratio detecting arrangement and method therefor for an internal combustion engine | Sadayasu Ueno, Takao Sasayama, Seiko Suzuki, Kanemasa Sato, Shiro Ouchi +1 more | 1994-06-28 |
| 5324550 | Pattern forming method | Hidenori Yamaguchi, Fumio Murai, Toshio Sakamizu, Hiroshi Shiraishi | 1994-06-28 |
| 5318868 | Photomask and method for manufacturing semiconductor device using photomask | Fumio Murai | 1994-06-07 |
| 5296729 | Semiconductor memory device having static random access memory | Toshiaki Yamanaka, Toshihiko Tanaka, Takashi Hashimoto, Koichiro Ishibashi, Naotaka Hashimoto +6 more | 1994-03-22 |