Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D337321 | Electronic mouse | Kanae H. Koh | 1993-07-13 |
| 5122654 | Ergonomic thumb-actuated trackball combined with control switches | Kanae H. Koh | 1992-06-16 |
| D320199 | Trackball | Kanae H. Koh | 1991-09-24 |