Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427349 | Compensation system for electronic compass | Rodney K. Blank, Howard J. Haselhuhn, Jr., Kenneth L. Schierbeek, Kenneth Schofield | 2002-08-06 |
| 6173501 | Compensation system for electronic compass | Rodney K. Blank, Howard J. Haselhuhn, Jr., Kenneth L. Schierbeek, Kenneth Schofield | 2001-01-16 |
| 5802727 | Compensation system for electronic compass | Rodney K. Blank, Howard J. Haselhuhn, Jr., Kenneth L. Schierbeek, Kenneth Schofield | 1998-09-08 |
| 5644851 | Compensation system for electronic compass | Rodney K. Blank, Howard J. Haselhuhn, Jr., Kenneth L. Schierbeek, Kenneth Schofield | 1997-07-08 |
| 5632092 | Compensation system for electronic compass | Rodney K. Blank, Howard J. Haselhuhn, Jr., Kenneth L. Schierbeek, Kenneth Schofield | 1997-05-27 |
| 5406414 | Electrochromic rearview mirror for vehicles with constant light transmitting area | Desmond O'Farrell | 1995-04-11 |
| 5253109 | Electro-optic device with constant light transmitting area | Desmond O'Farrell | 1993-10-12 |
| 5193029 | Single sensor adaptive drive circuit for rearview mirror system | Kenneth Schofield, Kenneth L. Schierbeek, Mark L. Larson | 1993-03-09 |
| 5066112 | Perimeter coated, electro-optic mirror | Niall R. Lynam | 1991-11-19 |