Maitland; David S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Maitland; David S..The latest application filed is for "high voltage tolerant cmos input/output pad circuits".
- Maitland; David S. - Ft. Collins CO
- Maitland; David S. - Loveland CO
| Patent | Date |
|---|---|
| High voltage tolerant CMOS input/output pad circuits Grant 5,646,809 - Motley , et al. July 8, 1 | 1997-07-08 |
| Method of programming a desired source resistance for a driver stage Grant 5,581,197 - Motley , et al. December 3, 1 | 1996-12-03 |
| Adaptable programmed calculator including a percent keyboard operator Grant 4,181,966 - Wenninger , et al. January 1, 1 | 1980-01-01 |
| Adaptable programmed calculator having provision for plug-in keyboard and memory modules Grant 3,971,925 - Wenninger , et al. July 27, 1 | 1976-07-27 |
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