Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922183 | Methods, systems and apparatus for detecting changes in variables | — | 1990-05-01 |
| 4804979 | Single-pass color plotter | Douglas A. Hardy, David M. Emmett | 1989-02-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922183 | Methods, systems and apparatus for detecting changes in variables | — | 1990-05-01 |
| 4804979 | Single-pass color plotter | Douglas A. Hardy, David M. Emmett | 1989-02-14 |