Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4972593 | Method and apparatus for measuring the undistorted magnetic field of the earth | John M. Dahlen, James R. Scholten | 1990-11-27 |
| 4202034 | Adaptive controller for ocean characteristic measurement system | Philip N. Bowditch, John M. Dahlen, John F. McKenna, Frank J. Siraco, William E. Toth | 1980-05-06 |
| 4202036 | Buoyancy control for ocean characteristic measurement system | Philip N. Bowditch, John M. Dahlen, John F. McKenna, Frank J. Siraco, William E. Toth | 1980-05-06 |
| 4191049 | System for measuring ocean current | Philip N. Bowditch, John M. Dahlen, John F. McKenna, Frank J. Siraco, William E. Toth | 1980-03-04 |