Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656998 | Detector for theft prevention | Hiroyuki Fujiuchi, Masaaki Takeshita, Tsutomu Ida, Hisakazu Okumura, Mitsuhiko Nakajima | 1997-08-12 |
| 5610587 | Theft preventive apparatus having an alarm output device | Hiroyuki Fujiuchi, Masaaki Takeshita, Tsutomu Ida, Hisakazu Okumura, Mitsuhiko Nakajima | 1997-03-11 |
| 5608750 | Semiconductor laser device and a method for the manufacture thereof | Shinichi Nakatsuka, Misuzu Sagawa, Satoru Kikuchi | 1997-03-04 |