Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5501092 | Die-punch machine | Toshiki Miyazawa | 1996-03-26 |
| 5426847 | Assembling apparatus for a heat exchanger | Kensaku Honma | 1995-06-27 |
| 5349841 | Feeding apparatus for metal belting and manufacturing apparatus for fins of a heat exchanger | Kensaku Honma, Toshiki Miyazawa | 1994-09-27 |
| 5159826 | Die set for manufacturing fins of heat exchangers and a manufacturing device using the same | Toshiki Miyazawa, Hideki Okabe | 1992-11-03 |
| 5040405 | Tube expander | Kensaku Honma | 1991-08-20 |