Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7298254 | Alarm system employing single transmission line | Larry Tracy, Akira Watanabe | 2007-11-20 |
| 4570558 | Overlock sewing machine having looping width adjusting mechanism | Tetsuro Hirayama, Masayuki Oikawa | 1986-02-18 |