Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644982 | Printing press | Jiro Tanaka, Takuji Tsugawa | 1997-07-08 |
| 5630364 | Printing press | Jiro Tanaka, Takuji Tsugawa | 1997-05-20 |
| 5458061 | Printing press | Jiro Tanaka, Takuji Tsugawa | 1995-10-17 |