Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5772387 | Device transfer apparatus and device reinspection method for IC handler | Hiroto Nakamura, Katsuhiko Suzuki | 1998-06-30 |
| RE35821 | Pattern forming method including the formation of an acidic coating layer on the radiation-sensitive layer | Hirokazu Niki, Rumiko Hayase, Naohiko Oyasato, Yasunobu Onishi, Akitoshi Kumagae +2 more | 1998-06-09 |
| 5635832 | IC carrier for use with an IC handler | Akihiko Ito | 1997-06-03 |
| 5625287 | Test tray positioning stopper mechanism for automatic handler | Hiroto Nakamura, Makoto Sagawa | 1997-04-29 |
| 5580702 | Method for forming resist patterns | Rumiko Hayase, Yasunobu Onishi, Hirokazu Niki, Noahiko Oyasato, Shuzi Nayase | 1996-12-03 |
| 5403695 | Resist for forming patterns comprising an acid generating compound and a polymer having acid decomposable groups | Rumiko Hayase, Yasunobu Onishi, Hirokazu Niki, Naohiko Oyasato, Shuzi Hayase | 1995-04-04 |
| 5326675 | Pattern forming method including the formation of an acidic coating layer on the radiation-sensitive layer | Hirokazu Niki, Rumiko Hayase, Naohiko Oyasato, Yasunobu Onishi, Akitoshi Kumagae +2 more | 1994-07-05 |
| 5279921 | Pattern formation resist and pattern formation method | Yasunobu Onishi, Hirokazu Niki | 1994-01-18 |
| 5261775 | IC test equipment | — | 1993-11-16 |
| 5100768 | Photosensitive composition | Hirokazu Niki, Yasunobu Onishi, Rumiko Hayase | 1992-03-31 |
| 5091282 | Alkali soluble phenol polymer photosensitive composition | Yasunobu Onishi, Hirokazu Niki, Rumiko Hayase, Toru Ushirogouchi | 1992-02-25 |
| 5091810 | Floating type magnetic head having head core affixed to outside surface of slider | Masao Kakizaki, Hiroshi Yagi | 1992-02-25 |
| 4760924 | IC test equipment having input magazine replenisher | Hiroshi Sato | 1988-08-02 |
| 4715501 | IC test equipment | Hiroshi Sato | 1987-12-29 |