Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701866 | Malfunction diagnosis device for engine speed controller | Yasuo Sagisaka | 1997-12-30 |
| 5650689 | Vacuum airtight device having NbN electrode structure incorporated therein | Shigeo Itoh, Teruo Watanabe, Kazuhiko Tsuburaya, Susumu Takada, Hiroshi Nakagawa | 1997-07-22 |