Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8881633 | Cutter wheel, manufacturing method for same, manual scribing tool and scribing device | Haruo Wakayama, Takashi Sekijima, Noriyuki Ogasawara, Hiroshi Soyama | 2014-11-11 |
| 8707842 | Cutter wheel, manufacturing method for same, manual scribing tool and scribing device | Haruo Wakayama, Takashi Sekijima, Noriyuki Ogasawara, Hiroshi Soyama | 2014-04-29 |