Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6230543 | Humidity detector calibration method | Paul H. Froehling, Kurt A Hoefert, George K. Lewis, Bruce R. Schultz | 2001-05-15 |
| 5090246 | Elastomer type low pressure sensor | Jeannine O. Colla, Paul E. Thoma, Carl F. Klein, Paul H. Froehling, Scott L. Spence +2 more | 1992-02-25 |