Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5396265 | Three-dimensional tactile computer input device | Karl T. Ulrich, Marc Filerman, Emanuel M. Sachs, Andrew F. Roberts, Daniel John Berkery +1 more | 1995-03-07 |
| 5237647 | Computer aided drawing in three dimensions | Andrew F. Roberts, Emanuel M. Sachs, David R. Stoops, Karl T. Ulrich, David C. Gossard +1 more | 1993-08-17 |
| 4935083 | Process for producing design patterns on materials | — | 1990-06-19 |
| 4767584 | Process of and apparatus for producing design patterns in materials | — | 1988-08-30 |
| 4190974 | Artists' canvas and frame assembly | — | 1980-03-04 |