Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9295122 | Light source control device and game machine | Katsumi Matsushita, Hiroyuki Ibuki, Yasuyuki Ooba | 2016-03-22 |
| 9266016 | Light source control device and game machine | Katsumi Matsushita, Yasuyuki Ohba, Hiroyuki Ibuki | 2016-02-23 |