Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6675880 | Air heater for recovering a heat of exhaust gas | Masao Namba, Kenzo Miura, Yoshitada Tomoyasu, Hidehiro Kiuchi, Yasuaki Harada +2 more | 2004-01-13 |
| 6153847 | Welding member and welding method | Tatsuo Nakatani, Toru Iwasaki, Mitsuru Komori, Yoshiaki Matsumoto, Kazuhiro Fukuda +1 more | 2000-11-28 |
| 5529003 | Rolled hem switching device for overlock machine | Shinji Kojima | 1996-06-25 |