Sessler; Gerhard Martin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sessler; Gerhard Martin.The latest application filed is for "graphic communications tablet".
- Sessler; Gerhard Martin - Summit NJ
| Patent | Date |
|---|---|
| Graphic communications tablet Grant 3,925,610 - French , et al. December 9, 1 | 1975-12-09 |
| Multi-unit Electret Touch Selector Grant 3,750,149 - Sessler , et al. July 31, 1 | 1973-07-31 |
| Acoustic Imaging Device Using Multiple Element Electret Transducer Grant 3,736,552 - Sessler , et al. May 29, 1 | 1973-05-29 |
| Unidirectional Microphones Grant 3,715,500 - Sessler , et al. February 6, 1 | 1973-02-06 |
| Touch-sensitive Switch Employing Electret Foil Grant 3,668,417 - Sessler , et al. June 6, 1 | 1972-06-06 |
| Method And Apparatus For Measurement Of Surface Charge Of An Electret Grant 3,652,932 - Sessler , et al. March 28, 1 | 1972-03-28 |
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