Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6171390 | Method for preparing oxide single crystalline materials | Hidetaka Satoh, Makoto Kambara, Yuh Shiohara | 2001-01-09 |
| D318713 | Combined pressure regulator and filter | Kazuya HOSODA, Hisanobu Niwa | 1991-07-30 |
| D317494 | Pressure regulator | Kazuya HOSODA, Hisanobu Niwa | 1991-06-11 |
| D317315 | Lubricator | Tatsuaki Aoyama, Hisanobu Niwa | 1991-06-04 |
| D307913 | Lubricator | Yoshinari Ogasawara | 1990-05-15 |
| 4735288 | Detachably attaching mechanism for cup of lubricator or filter used with air-actuated device | Eiji Uematsu, Shunji Tsukamoto, Fumika Hayashi, Toshiyuki Watanabe | 1988-04-05 |
| 4733753 | Lubricator with channel which communicates reservoir with oil drop hole | — | 1988-03-29 |