Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11226602 | Control switching device, plant, control switching method and program | Koji Imakita, Hiroyasu Ishigaki | 2022-01-18 |
| 6580433 | Automatic reverse method for reversing the black-and-white monochrome image, and printer unit using the same | Isao Sagawa, Katsuhiko Toda | 2003-06-17 |