Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032641 | Fuel injection device for diesel engine | Masahiro Aketa, Yuzo Umeda, Yuji TAKEMURA | 2000-03-07 |
| 5746173 | Divided combustion chamber for diesel engine | Osamu Takii, Shuichi Yamada, Akinori Muraoka, Kiyoshi Hataura, Atsushi Yamaguchi +2 more | 1998-05-05 |
| 5717958 | Automatic photographic processor apparatus, paper feeder device, outdoor installation booth, and object image capturing mechanism used in the automatic photographic processor apparatus, and indentification photograph strip with cutline markings | Noriyuki Oka, Yoshiyuki Minakata, Norikazu Kitamura, Toshitsugu Tanaka, Ken Nishimura | 1998-02-10 |
| 5686209 | Phase shifting mask and method of forming a pattern using the same | Takayuki Iwamatsu, Kenji Kawano, Shinichi Ito, Soichi Inoue, Hiroyuki Sato +2 more | 1997-11-11 |
| 5609977 | Reflection phase shifting mask and method of forming a pattern using the same | Takayuki Iwamatsu, Kenji Kawano, Shinichi Ito, Soichi Inoue, Hiroyuki Sato +2 more | 1997-03-11 |
| 5514499 | Phase shifting mask comprising a multilayer structure and method of forming a pattern using the same | Takayuki Iwamatsu, Kenji Kawano, Shinichi Ito, Soichi Inoue, Hiroyuki Sato +2 more | 1996-05-07 |