Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592196 | Drive method for ink jet head | Yoshitaka Akiyama, Nobuhiro Noto, Yutaka Shoji, Hiroshi Takahagi, Osamu Machida | 2003-07-15 |
| 6554594 | Shaft seal structure for vacuum pump | Shinya Yamamoto, Masahiro Ida, Masahiro Kawaguchi | 2003-04-29 |