Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673620 | Stencil printing drum | Yasuhiro Takahashi | 1997-10-07 |
| 5669298 | Stencil printer having ink leakage preventing construction | Katsuro Motoe | 1997-09-23 |
| 5660107 | Stencil printing drum with friction reducing means | Yasuhiro Takahashi, Katsuro Motoe | 1997-08-26 |
| 5619918 | Stencil printing drum structure | Toshimitsu Sakai, Yasuhiro Takahashi | 1997-04-15 |
| 5617786 | Stencil printing drum which prevents ink leakage | — | 1997-04-08 |
| 5595114 | Stencil printing drum having squeegee and doctor roller end ink banks | Yoshiharu Ohinata | 1997-01-21 |