Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6259372 | Self-powered wireless transducer | David McClanahan, David S. Totten, James J. Kinsella | 2001-07-10 |
| 5889660 | Isolated power supply for indicator light | Lawrence J. Ryczek, Steven Christopher Schmalz, Isaac Gruber | 1999-03-30 |
| 5857061 | Power window switch which incorporates express up/down and window motor speed control features using a force sensitive resistor or capacitor | Albert Chang, Brian Thomas Pier, James E. Hansen, Ruth E. Hubbell, Lewis J. Gohde +4 more | 1999-01-05 |
| 5768088 | Continuously variable capacitive switch | Edwin D. Lorenz | 1998-06-16 |
| 5734263 | Electro-optic voltage transducer with extended range and temperature compensation | Lawrence J. Ryczek | 1998-03-31 |
| 5559665 | Capacitive switching assembly | Douglas E. Wickert, Ruth E. Hubbell, Denis J. Leveque, Michael R. Larsen | 1996-09-24 |
| 5446281 | Optical sensor with movable refraction element to adjust sensor range | Kenneth A. Langland, Eugene F. Duncan, George F. Jambor, Charles J. Turner | 1995-08-29 |
| 5303037 | Color sensor illumination source employing a lightpipe and multiple LEDs | — | 1994-04-12 |
| 5229841 | Color sensor employing optical fiber bundles with varied diameters | David McClanahan | 1993-07-20 |
| 5150174 | Photoelectric color sensor | Lawrence J. Ryczek, Eugene F. Duncan | 1992-09-22 |
| 5130506 | Low current switching apparatus having detent structure providing tactile feedback | Joseph C. Zuercher, Edward Lewis, Constance L. Williams | 1992-07-14 |