Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842123 | Electromechanical switching device and emergency shut-off and communication system utilizing same | Toshihiro Fujita, Akito Okamoto, Hideyuki Kitayama, Hiroyuki Ohta, Atsushi Matsumoto +3 more | 2005-01-11 |