Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859706 | Photoelectric smoke detector and disaster monitoring system using the photoelectric smoke detector | Tetsuya Nagashima, Naoki Kosugi | 1999-01-12 |
| 5330270 | Statically pressure balanced slide unit | — | 1994-07-19 |