Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889152 | Method and apparatus for economical drift compensation in high resolution measurements | — | 2005-05-03 |
| 6651020 | Method and apparatus for economical drift compensation in high resolution measurements | — | 2003-11-18 |
| 6334093 | Method and apparatus for economical drift compensation in high resolution difference measurements and exemplary low cost, high resolution differential digital thermometer | — | 2001-12-25 |
| 5194852 | Electro-optic slate for direct entry and display and/or storage of hand-entered textual and graphic information | John C. Aiken | 1993-03-16 |
| 4839634 | Electro-optic slate for input/output of hand-entered textual and graphic information | John C. Aiken | 1989-06-13 |