Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D756126 | Lint roller cover | Nagomi Makiuchi, Naritada Ohoka, Takashi Takenouchi | 2016-05-17 |
| D752410 | Utility knife | Michitomo Kugimiya, Yo Suzuki | 2016-03-29 |
| D745358 | Utility knife | Michitomo Kugimiya, Yo Suzuki | 2015-12-15 |
| D742198 | Utility knife | Michitomo Kugimiya, Yo Suzuki | 2015-11-03 |
| 6692133 | Plane light source apparatus, light guide plate and display | Yoshihiro Katsu, Masaki Ohshima, Masaru Suzuki, Yoji Oki | 2004-02-17 |