Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435609 | Anti-theft apparatus for vehicle door locks | Tetzuzo Igata, Yoshimasa Ishiguro | 1995-07-25 |
| 4578850 | Method of manufacturing a heat exchanger | William D. Cain | 1986-04-01 |