Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357688 | Floatation apparatus and method | — | 2008-04-15 |
| 5491477 | Anti-rotation mechanism for direct manipulation position input controller for computer | Michael R. Clark, Alan C. Kay | 1996-02-13 |