Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605134 | Method and apparatus for collecting rare gas | Yoshio Ishihara, Toru Nagasaka, Tetsuya Kimijima, Tadahiro Ohmi | 2003-08-12 |
| 6565629 | Vapor-liquid contactor, cryogenic air separation unit and method of gas separation | Hitoshi Kihara, Hiroshi Kawakami | 2003-05-20 |
| 6560990 | Vapor-liquid contactor, cryogenic air separation unit and method of gas separation | Hitoshi Kihara, Hiroshi Kawakami | 2003-05-13 |