Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11292244 | Printer ductor roller and electromagnetic valve protection member built into ductor roller | Masayuki Izume | 2022-04-05 |
| 7993473 | Heat treatment oil composition | Masahiro Kobessho, Katsumi Ichitani, Makoto Takeishi, Yasuyuki Fujiwara | 2011-08-09 |