Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5492282 | Refillable tape cassettes of varying thicknesses with unique spool mounting structures | Hiroyuki Okuchi, Koshiro Yamaguchi | 1996-02-20 |
| 4941761 | Printing device capable of low-density printing and high-density printing | Hiroo Ogawa | 1990-07-17 |
| 4723854 | Dot-matrix print head and apparatus for supporting pivotable armatures | Atsuo Sakaida | 1988-02-09 |