Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5463949 | Gravure press with improved printing drum arrangement | Osamu Majima, Shigeyoshi Hirashima | 1995-11-07 |
| 5317972 | Offset printing machine, printing plate and image position reading-out method for offset printing machine | Yoshinori Honkawa | 1994-06-07 |
| 5167186 | Offset printing machine, printing plate and image position reading-out method for offset printing machine | Yoshinori Honkawa | 1992-12-01 |
| D324876 | Offset printing machine | Tetsuyuki Doi | 1992-03-24 |
| D324537 | Offset printing machine | Tetsuyuki Doi | 1992-03-10 |
| D324538 | Offset printing machine | Tetsuyuki Doi | 1992-03-10 |
| 4945830 | Off-set printing machine for printing continuous web | — | 1990-08-07 |
| 4864928 | Printing machine for printing continuous slip | — | 1989-09-12 |
| D302173 | Numbering machine | Tetsuyuki Doi | 1989-07-11 |
| 4593619 | Multi-position spring loaded timing cam for sheet release grippers | Koji Ishii | 1986-06-10 |
| 4577555 | Numbering device for offset press | Koji Ishii | 1986-03-25 |
| 4475456 | Offset perfecting press | Koji Ishii, Takahiko Shinmoto, Yoshinori Honkawa | 1984-10-09 |
| 4391193 | Plate holding device for offset duplicator | Koji Ishii, Takahiko Shinmoto | 1983-07-05 |