Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5737760 | Microcontroller with security logic circuit which prevents reading of internal memory by external program | Michael W. Rhoades | 1998-04-07 |
| 5251304 | Integrated circuit microcontroller with on-chip memory and external bus interface and programmable mechanism for securing the contents of on-chip memory | James M. Sibigtroth, Michael W. Rhoades, Susan W. Longwell | 1993-10-05 |
| 4796235 | Write protect mechanism for non-volatile memory | Robert W. Sparks, Brian F. Wilkie | 1989-01-03 |
| 4489963 | Pipe joint | George M. Raulins, James L. Peterson | 1984-12-25 |
| 4473245 | Pipe joint | George M. Raulins | 1984-09-25 |
| 4458925 | Pipe joint | George M. Raulins | 1984-07-10 |
| 4433862 | Pipe joint | George M. Raulins | 1984-02-28 |