Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864167 | Dual function peak metering circuit | Barry A. McKibben | 1989-09-05 |
| 4841200 | Circuit for driving a multiple-element display | Mike Coleman, Michael R. Jones | 1989-06-20 |
| 4811395 | Two-tone test signal method for BTSC calibration | Bruce E. Hofer | 1989-03-07 |