Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4655089 | Mass flow meter and signal processing system | Eric G. Kappelt | 1987-04-07 |
| 4333486 | Electronic valve controller | — | 1982-06-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4655089 | Mass flow meter and signal processing system | Eric G. Kappelt | 1987-04-07 |
| 4333486 | Electronic valve controller | — | 1982-06-08 |