Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264246 | Purge system and purge joint | Kenichi Goshima | 2001-07-24 |
| 6050287 | Purge system and purge joint | Kenichi Goshima | 2000-04-18 |
| 5394755 | Flow quantity test system for mass flow controller | Minoru Ito | 1995-03-07 |
| 5368062 | Gas supplying system and gas supplying apparatus | Katsuya Okumura, Kenichi Goshima, Hiroshi Itafuji, Akihiro Kojima | 1994-11-29 |
| 5134110 | Method for preparing liquid chromatographic packing material | Yasuyo Takahata | 1992-07-28 |