Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632149 | Heat exchanger for a gas compression/expansion apparatus and a method of manufacturing thereof | Naohide Tanigawa, Tatuya Hirose, Kazuo Ikegami, Kenichi Sato | 1997-05-27 |
| 5617387 | Optical system for optical information recording/reproducing apparatus | Suguru Takishima, Isao Okuda | 1997-04-01 |
| 5596721 | Screen communications system granting screen modifying requests if no other requests received after first period of time and releasing requests after second period of time | Ichiro Masse, Takanori Miyamoto, Toshiro Suzuki, Eiichi Amada | 1997-01-21 |