Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6164833 | Low friction ball-bearing holder device for small motors | Kazuo Kai, Nobuyuki Ayuba | 2000-12-26 |
| 4832516 | Dot matrix print head | Hideo Nagasawa, Kazuyoshi Suzuki | 1989-05-23 |