Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37256 | System and method for generating precise position determinations | Clark E. Cohen, Bradford W. Parkinson, David G. Lawrence, Boris Pervan, Henry Stewart Cobb | 2001-07-03 |
| 5572218 | System and method for generating precise position determinations | Clark E. Cohen, Bradford W. Parkinson, David G. Lawrence, Boris Pervan, Henry Stewart Cobb | 1996-11-05 |
| 5183437 | Method and apparatus for initiating a water ride | George D. Millay | 1993-02-02 |