Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390428 | Tube core and holders for stencil sheet roll | — | 2002-05-21 |
| 6382097 | Stencil printing machine and a wrinkle preventing method on a stencil sheet of the stencil printing machine | Hiroshi Watanabe, Hideyuki Kinoshita, Kenji Yoshida | 2002-05-07 |