Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7857473 | Open showcase with light emitting diodes | Sakumi Shibusawa, Atsushi Todoroki, Masaru Sekine, Seiji Kataoka, Tetsuya Oketani +1 more | 2010-12-28 |
| 7845818 | Showcase | Sakumi Shibusawa, Atsushi Todoroki, Masaru Sekine, Seiji Kataoka, Tetsuya Oketani +1 more | 2010-12-07 |
| 7726831 | Showcase | Sakumi Shibusawa, Atsushi Todoroki, Masaru Sekine, Seiji Kataoka, Tetsuya Oketani +1 more | 2010-06-01 |
| 7572025 | Showcase | Sakumi Shibusawa, Atsushi Todoroki, Masaru Sekine, Seiji Kataoka, Tetsuya Oketani +1 more | 2009-08-11 |