Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144159 | Power-on-reset (POR) circuit having power supply rise time independence | David W. Stringfellow | 1992-09-01 |
| 4956691 | NMOS driver circuit for CMOS circuitry | Jeffrey L. Culley, Darrell E. Frazier | 1990-09-11 |