Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8786225 | Inverter power generator | Narutoshi Yokokawa, Tomoyuki Hoshikawa, Junichi Kanai, Naoyuki Mashima | 2014-07-22 |
| 8624533 | Inverter power generator | Narutoshi Yokokawa, Tomoyuki Hoshikawa, Junichi Kanai, Naoyuki Mashima | 2014-01-07 |
| 8049922 | Image forming apparatus and printing method for creating a combined image | Makoto Harigae | 2011-11-01 |
| 7274891 | Image forming apparatus and printing time specifying system | — | 2007-09-25 |