Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6509909 | Systems and methods for controlling a presentation using physical objects | Lester D. Nelson, Satoshi Ichimura, Elin R. Pedersen, Stephen W. Smoliar | 2003-01-21 |
| 6195093 | Systems and method for controlling a presentation using physical objects | Lester D. Nelson, Satoshi Ichimura, Elin R. Pedersen, Stephen W. Smoliar | 2001-02-27 |
| 6175954 | Computer programming using tangible user interface where physical icons (phicons) indicate: beginning and end of statements and program constructs; statements generated with re-programmable phicons and stored | Lester D. Nelson | 2001-01-16 |
| 6119147 | Method and system for computer-mediated, multi-modal, asynchronous meetings in a virtual space | Lori Toomey | 2000-09-12 |