Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691631 | Power supply apparatus | Hiroshi Shimamori, Ryuichi Yanagisawa | 1997-11-25 |
| 5650935 | Apparatus for calculating intensity of an electromagnetic field | Sekiji Nishino, Makoto Mukai, Kenji Nagase | 1997-07-22 |