Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969355 | Focused ion beam optical axis adjustment method and focused ion beam apparatus | Toshio Doi, Munenori Tasai, Yasuhiko Sugiyama | 1999-10-19 |
| 5922105 | Method and apparatus for the preparation of clean gases | Tsukuru Suzuki, Hidetomo Suzuki, Kazuhiko Sakamoto | 1999-07-13 |
| 5917186 | Focused ion beam optical axis adjustment method and focused ion beam apparatus | Yasuhiko Sugiyama | 1999-06-29 |
| 5743940 | Process for producing gas adsorbent | Takanobu Sugo, Jiro Okamoto, Kunio Fujiwara, Hideaki Sekiguchi | 1998-04-28 |
| 5574280 | Focused ion beam apparatus and method | Tatsuya Adachi | 1996-11-12 |
| 5467462 | Event driven logic simulator for partial simulation | — | 1995-11-14 |
| 5438197 | Focused ion beam apparatus | Yasuhiko Sugiyama | 1995-08-01 |
| 5380503 | Stocker | Hidetomo Suzuki | 1995-01-10 |
| 5225000 | Method for cleaning closed spaces with ultraviolet rays | Hidetomo Suzuki, Naoaki Ogure, Kazuhiko Sakamoto | 1993-07-06 |
| 5154733 | Photoelectron emitting member and method of electrically charging fine particles with photoelectrons | Kazuhiko Sakamoto | 1992-10-13 |
| 5060805 | Photoelectron emitting member | Kazuhiko Sakamoto | 1991-10-29 |
| 4980335 | Acidic gas adsorber having a metal phthalocyanine on an ion exchanger | Takanobu Sugo, Jiro Okamoto, Kunio Fijiwara, Hideaki Sekiguchi | 1990-12-25 |
| 4750917 | Method of and apparatus for cleaning air by irradiation of ultraviolet rays | — | 1988-06-14 |