Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644629 | Overwinding prevention device for winch | Shinobu Higashi, Kouji Funato, Toshimi Sakai, Masami Ochiai, Teruo Igarashi +2 more | 2003-11-11 |
| 6599469 | Non-heat treated steel for soft nitriding | Koichiro Inoue | 2003-07-29 |