Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5268086 | Catalyst monitoring using ego sensors | Douglas R. Hamburg, Jacobus Hendrik Visser, Richard E. Soltis | 1993-12-07 |
| 5265417 | Method and apparatus for determining the hydrocarbon conversion efficiency of a catalytic converter | Jacobus Hendrik Visser, Richard E. Soltis, Douglas R. Hamburg, Jeffrey A. Cook, Margherita Zanini-Fisher | 1993-11-30 |
| 5250169 | Apparatus for sensing hydrocarbons and carbon monoxide | Richard E. Soltis | 1993-10-05 |
| 5232904 | Materials having a zero resistance transition temperature above 200 K and method for maintaining the zero resistance property | Lowell E. Wenger, Juei-Teng Chen | 1993-08-03 |
| 5229345 | Method of making a catalytic metal oxide selective for the conversion of a gas and a coating system for the selective oxidation of hydrocarbons and carbon monoxide | Richard E. Soltis | 1993-07-20 |
| 5205253 | Engine operation interrupt using engine operating parameters | Mordecai Shelef | 1993-04-27 |
| 5199396 | Engine operation interrupt using ambient oxygen sensing | Mordecai Shelef | 1993-04-06 |
| 5199397 | Engine operation interrupt using ambient monoxide sensing | Mordecai Shelef, Jacobus Hendrik Visser | 1993-04-06 |
| 5145566 | Method for determining relative amount of oxygen containing gas in a gas mixture | Richard E. Soltis | 1992-09-08 |
| 5089113 | Measurement and control of exhaust gas recirculation with an oxygen pumping device | Richard E. Soltis | 1992-02-18 |
| 5049254 | Exhaust gas recirculation sensor | Richard E. Soltis | 1991-09-17 |
| 5010762 | Measurement and control of exhaust gas recirculation with an oxygen pumping device | Richard E. Soltis | 1991-04-30 |
| 4943558 | Preparation of superconducting oxide films using a pre-oxygen nitrogen anneal | Richard E. Soltis, Mohammad Aslam | 1990-07-24 |
| 4912087 | Rapid thermal annealing of superconducting oxide precursor films on Si and SiO.sub.2 substrates | Mohammad Aslam, Richard E. Soltis | 1990-03-27 |
| 4909072 | Measurement and control of exhaust gas recirculation with an oxygen pumping device | Richard E. Soltis | 1990-03-20 |
| 4870025 | Method of sensing methane gas-I | Michael D. Hurley, William J. Kaiser | 1989-09-26 |
| 4841934 | Oxygen pumping device for control of the air fuel ratio | Robert E. Hetrick, Richard E. Soltis, William C. Vassell | 1989-06-27 |
| 4840913 | Oxides of nitrogen detector | Richard E. Soltis | 1989-06-20 |
| 4790924 | Method of fabrication of air/fuel sensors based on electrochemical pumping and sensors made thereby | William J. Kaiser, William C. Vassell | 1988-12-13 |
| 4591417 | Tandem deposition of cermets | William J. Kaiser | 1986-05-27 |
| 4536241 | Method of making a titanium dioxide oxygen sensor element with fast transient response | William J. Kaiser | 1985-08-20 |
| 4504522 | Method of making a titanium dioxide oxygen sensor element by chemical vapor deposition | William J. Kaiser | 1985-03-12 |
| 4487680 | Planar ZrO.sub.2 oxygen pumping sensor | William C. Vassell | 1984-12-11 |
| 4232441 | Method for preparing rare earth or yttrium, transition metal oxide thermistors | Kamlakar R. Laud, John Park | 1980-11-11 |
| 4231254 | Rare earth or yttrium, transition metal oxide thermistors | Kamlakar R. Laud, John Park | 1980-11-04 |