Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6247595 | Flat tablet case with a hinged cap | Yuji Sugiyama, Mikiko Suzuki, Hisashi Aizawa | 2001-06-19 |
| 5947294 | Flat tablet case with a hinged cap | Yuji Sugiyama, Mikiko Suzuki, Hisashi Aizawa | 1999-09-07 |