Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10032621 | Flat gas discharge tube devices and methods | Gordon L. Bourns | 2018-07-24 |
| 9202682 | Devices and methods related to flat gas discharge tubes | John Kelly, Johan Schleimann-Jensen, Craig Robert Shipley, Gordon L. Bourns | 2015-12-01 |
| 5346577 | Universal silk screen coating machine | Roderick D. Johnson | 1994-09-13 |
| 5093160 | Method and apparatus for applying a liquid emulsion to a screen | Roderick D. Johnson | 1992-03-03 |