Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5808567 | Apparatus and method of communicating using three digits of a hand | — | 1998-09-15 |
| D354735 | Switch housing for providing various different functions to keys of a single key pad | — | 1995-01-24 |
| 5203704 | Method of communication using pointing vector gestures and mnemonic devices to assist in learning point vector gestures | — | 1993-04-20 |