Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10671120 | Fixing structure of cover on display apparatus | Shuji Kasai, Masao Horie | 2020-06-02 |
| 7031231 | Disk holder pop-out preventing device | Kouji Seki, Sadamu Matsuda | 2006-04-18 |
| 6961948 | Disk holding device | Kouji Seki, Sadamu Matsuda | 2005-11-01 |