Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817925 | Multistage fine hole machining method and device | Masaharu Sugiyama, Hideo Iwadate, Hiroyuki Kihara | 2004-11-16 |
| 6229558 | Printer, printing system, and printing method using print paper with photosensitive microcapsules applied thereto | Takashi Maeda, Kazuo Wakabayashi, Kensuke Moritan, Saburo Imai, Shigeru Inagaki +2 more | 2001-05-08 |
| 5016865 | Sheet feeding device for image recording apparatus | Tsunejiro Ioka, Michio Tomita | 1991-05-21 |