Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5080035 | Instrument pointer attaching device | — | 1992-01-14 |
| 5046154 | Encapsulated armature and shaft assembly | — | 1991-09-03 |
| 4745813 | Extended spindle electric gage mechanism | — | 1988-05-24 |
| 4724601 | Method of manufacturing a return-to-zero gauge | David A. Ross | 1988-02-16 |
| 4332173 | Fan type mass airflow meter | — | 1982-06-01 |
| 4249056 | Sequential switching device | — | 1981-02-03 |