Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11191450 | Re-breathing analyzer | — | 2021-12-07 |
| 6931120 | Telephone-computer interface | Howard P. Leshner | 2005-08-16 |
| 5381771 | Lean burn mixture control system | — | 1995-01-17 |
| 5265638 | Magneto-pneumatic intermittent suction device | Russell J. Fischer, Ronald L. Tobia | 1993-11-30 |
| 5253536 | Rotary flowmeter with variable inlet | Thomas C. Jones | 1993-10-19 |
| 5251601 | Lean burn mixture control system | — | 1993-10-12 |
| 5117794 | Fuel injection system | Ernest W. Chesnutis, Jr., Christian Williams, Ronald D. Stouffer | 1992-06-02 |
| 4904182 | Catalytic burner with dual mode venturis | — | 1990-02-27 |
| 4827887 | Adaptive charge mixture control system for internal combustion engine | — | 1989-05-09 |
| 4588373 | Catalytic camping stove | Thomas Tonon, Claudio Bruno | 1986-05-13 |
| 4368707 | Adaptive charge forming system for controlling the air/fuel mixture supplied to an internal combustion engine | Ervin Leshner | 1983-01-18 |
| 4232643 | Charge forming system for maintaining operation of an internal combustion engine at its lean limit | Ervin Leshner | 1980-11-11 |