Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5535626 | Sensor having direct-mounted sensing element | Robert H. Bullis, James L. Swindal, Charles Winston | 1996-07-16 |
| 5448444 | Capacitive pressure sensor having a reduced area dielectric spacer | Paul L. Provenzano, James L. Swindal, Robert J. Kuhlberg, Charles B. Brahm, Harold D. Meyer +2 more | 1995-09-05 |
| 5444901 | Method of manufacturing silicon pressure sensor having dual elements simultaneously mounted | Frank W. Gobetz, Robert H. Bullis, James P. Towey, James W. Lennon | 1995-08-29 |
| 5440931 | Reference element for high accuracy silicon capacitive pressure sensor | Frank W. Gobetz, Robert H. Bullis | 1995-08-15 |
| 5410149 | Optical obstruction detector with light barriers having planes of light for controlling automatic doors | Charles Winston | 1995-04-25 |
| 5381299 | Capacitive pressure sensor having a substrate with a curved mesa | Paul L. Provenzano, James L. Swindal, Robert J. Kuhlberg, Charles B. Brahm, Harold D. Meyer +2 more | 1995-01-10 |
| 4954925 | Capacitive sensor with minimized dielectric drift | Robert H. Bullis, James L. Swindal, Charles B. Brahm, Harold D. Meyer | 1990-09-04 |
| 4930042 | Capacitive accelerometer with separable damping and sensitivity | James L. Swindal, Richard E. Swarts, Robert H. Bullis, Mario T. Lopiccolo, Daniel H. Grantham +1 more | 1990-05-29 |
| 4930043 | Closed-loop capacitive accelerometer with spring constraint | — | 1990-05-29 |
| 4928203 | Capacitive accelerometer with hinges on top and bottom surface | James L. Swindal | 1990-05-22 |
| 4878383 | Optical fluid level sensor | Robert H. Bullis | 1989-11-07 |
| 4760830 | Method and apparatus for controlling fuel injection timing in a compression ignition engine | Robert H. Bullis, Robert Didomenico, John A. Kimberley, Thomas M. McHugh, Christopher A. Parent +1 more | 1988-08-02 |
| 4549109 | Optical display with excimer fluorescence | William L. Nighan, Jr., Carl M. Ferrar | 1985-10-22 |
| 4463729 | Method and apparatus for controlling fuel injection timing in a compression ignition engine | Robert H. Bullis, Robert Didomenico, John A. Kimberley, Thomas M. McHugh, Christopher A. Parent +1 more | 1984-08-07 |
| 4393719 | Ionization flowmeter | Robert H. Bullis | 1983-07-19 |