Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7725961 | Portable toilet | Miguel Martinez, Patrick J. Curran, Edward McKiernan, Otto E. Erbacher | 2010-06-01 |
| 6981285 | Toilet and method of operation | James A. Sigler, Nathan A. Snyder, Steven L. Miko, Randall Thomas | 2006-01-03 |
| 6883188 | Toilet and method of operation | James A. Sigler, Nathan A. Snyder, Steven L. Miko, Randall Thomas | 2005-04-26 |
| 5592754 | Electronic control of compressor unloader and air dryer purge | Cheryl L. Greenly | 1997-01-14 |
| 5103576 | Charge/purge control system for air dryer with humidity control | Kenneth L. Cramer | 1992-04-14 |
| 5027529 | Charge/purge control system for air dryer having limited charge time | Kenneth L. Cramer | 1991-07-02 |
| 4936026 | Charge/purge control system for air dryer | Kenneth L. Cramer | 1990-06-26 |
| 4419729 | Automatic speed control for heavy vehicles | — | 1983-12-06 |
| 4286685 | Speed control for heavy duty trucks | Pamela Rudolph, Patrick J. O'Keefe, Jr. | 1981-09-01 |