Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12081145 | Time-dependent plasma systems and methods for thermionic conversion | Roelof E. Groenewald, Arvind Kannan, Andrew T. Koch, Hsin-I Lu, Alexander J. Pearse +1 more | 2024-09-03 |
| 11963926 | Self-locking cover for drug waste management and systems implementing thereof | — | 2024-04-23 |
| 11626273 | Thermionic energy converter with thermal concentrating hot shell | David Degtiarov, Gregory A. Kirkos, Daniel Kraemer, John J. Lorr, Max N. Mankin +4 more | 2023-04-11 |
| 11205564 | Electrostatic grid device to reduce electron space charge | Richard M. Gorski, Arvind Kannan, Andrew T. Koch, Andrew R. Lingley, Hsin-I Lu +3 more | 2021-12-21 |
| 10658144 | Shadowed grid structures for electrodes in vacuum electronics | Chloe Astrid Marie Fabien, Gary D. Foley, Arvind Kannan, Andrew T. Koch, Andrew R. Lingley +7 more | 2020-05-19 |
| 6257293 | Apparatus for manufacturing multi-layered high deformation piezoelectric actuators and sensors | Samuel A. Face, Jr. | 2001-07-10 |
| 6158126 | Piezoelectrically actuated shaver | Norvell S. Rose, Brennan C. Swain | 2000-12-12 |
| 6156145 | Method of manufacturing multi-layered flextensional piezoelectric transducer | — | 2000-12-05 |
| 6074178 | Piezoelectrically actuated peristaltic pump | Richard P. Bishop, Bradbury R Face, Samuel A. Face, Jr., Norvell S. Rose | 2000-06-13 |
| 6071088 | Piezoelectrically actuated piston pump | Richard P. Bishop, Bradbury R Face, Samuel A. Face, Jr., Norvell S. Rose | 2000-06-06 |
| 6042345 | Piezoelectrically actuated fluid pumps | Richard P. Bishop, Bradbury R Face, Samuel A. Face, Jr., Norvell S. Rose | 2000-03-28 |
| 6030480 | Method for manufacturing multi-layered high-deformation piezoelectric actuators and sensors | Samuel A. Face, Jr. | 2000-02-29 |
| 5861702 | Piezoelectrically actuated ground fault interrupter circuit apparatus | Richard P. Bishop, Bradley D. Goldizen | 1999-01-19 |
| 5849125 | Method of manufacturing flextensional transducer using pre-curved piezoelectric ceramic layer | — | 1998-12-15 |
| 5816780 | Piezoelectrically actuated fluid pumps | Richard P. Bishop, Bradbury R Face, Samuel A. Face, Jr., Norvell S. Rose | 1998-10-06 |
| 5348041 | Separator valve | — | 1994-09-20 |
| 5191068 | Removal of cells from an aqueous suspension | Alan R. Thomson, Frances L. Stickley, John L. Daiss | 1993-03-02 |
| 5161564 | Automatic separator valve | — | 1992-11-10 |
| 5028819 | High CMOS open-drain output buffer | Tom S. Wei, Elisabeth Ekman, Andre B. Walker | 1991-07-02 |
| 4838732 | Elastomeric sealing device | Earl Clark, Jr. | 1989-06-13 |
| 4807080 | Integrated circuit electrostatic discharge input protection | — | 1989-02-21 |
| 4738563 | Buoyant marine fence | — | 1988-04-19 |
| 4580592 | Float controlled separator valve | Earl Clark, Jr. | 1986-04-08 |