Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11275868 | Phosphor-loaded waveguide | Michael W. Geis, Joshua Kramer, Karen Gettings, Marc J. Burke, Mankuan Michael Vai | 2022-03-15 |
| 10740493 | Phosphor-loaded waveguide | Michael W. Geis, Joshua Kramer, Karen Gettings, Marc J. Burke, Mankuan Michael Vai | 2020-08-11 |
| 10496376 | Random number generator | Harry R. Clark, Jr. | 2019-12-03 |
| 8818150 | Method and apparatus for modulation using a conductive waveguide | Matthew E. Grein, Michael W. Geis, Steven J. Spector, Donna M. Lennon, Yoon Jung | 2014-08-26 |
| 7880204 | System and method for providing a high frequency response silicon photodetector | Michael W. Geis, Steven J. Spector, Donna M. Lennon, Matthew E. Grein, Robert T. Schulein +3 more | 2011-02-01 |
| 7443090 | Surface-emission cathodes having cantilevered electrodes | Michael W. Geis, Theodore H. Fedynyshyn, Sandra J. Deneault, Keith E. Krohn, Michael F. Marchant | 2008-10-28 |
| 5990604 | Field emmitters of wide-bandgap materials | Michael W. Geis, Jonathan Twichell, Nickolay N. Efremow | 1999-11-23 |
| 5973451 | Surface-emission cathodes | Michael W. Geis, Nickolai N. Efremow, Kevin E. Krohn, Jonathan Twichell | 1999-10-26 |
| 5729094 | Energetic-electron emitters | Michael W. Geis, Jonathan Twichell | 1998-03-17 |
| 5713775 | Field emitters of wide-bandgap materials and methods for their fabrication | Michael W. Geis, Jonathan Twichell, Nickolay N. Efremow | 1998-02-03 |
| 4618261 | Optical gap measuring | Dale C. Flanders | 1986-10-21 |