Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9753566 | Electronic book with extra free content | Takashi Nishimura, Go Fujino | 2017-09-05 |
| 9166781 | Key change management apparatus and key change management method | Masato Shimano, Go Fujino, Masaaki Miki, Isao Takeyasu, Eiji Tokita | 2015-10-20 |