Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783428 | Method for forming grooves on workpiece and for dressing a grindstone used in the groove formation | Takaji Iwasawa, Katsuyuki Yamamoto, Hiroyuki Ikeda, Masami Tanaka | 2004-08-31 |
| 6693245 | Electronic balance which is easily assembled, maintained, downsized and improved with respect to weighing performance, and method for manufacturing the same | Hiroaki Watabiki, Norikazu Murata | 2004-02-17 |