Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623269 | Thermal treatment apparatus | Hiroyuki Naka | 2003-09-23 |
| 6615942 | Swivel type working vehicle | Eisaku Shinohara, Yasuo Nakata, Takeshi Kajimoto, Siro Sugiyama, Nobuo Higashino +1 more | 2003-09-09 |