Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D406071 | Global positioning system receiver with clamshell shape | Dale Akeley, Thomas Arnold | 1999-02-23 |
| D397947 | Global positioning system receiver with offset shape | Dale Akeley, Thomas Arnold | 1998-09-08 |
| 4730312 | Voice, data or both over one telephone line in a T-1 carrier system | Robert D. Johnson, George A. Merritt, Jr. | 1988-03-08 |