Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399670 | Enabling bidirectional visual communication between two devices associated with a wireless telecommunication network | Jim Joojin Song | 2025-08-26 |
| 9264126 | Method to establish and maintain an aircraft ad-hoc communication network | Donald C. Kauffman | 2016-02-16 |
| 8749240 | Time domain method and apparatus for metal detectors | John L. Earle, Carl W. Moreland | 2014-06-10 |
| 8190147 | Internetworking air-to-air network and wireless network | Donald C. Kauffman, Louis T. Toth | 2012-05-29 |
| 7327293 | Compression and data encoding for transmission over a character-based protocol | — | 2008-02-05 |
| 5036977 | Web supply systems | Paul Schofield | 1991-08-06 |
| 4731833 | Low profile circuit board mounted telephone jack | Beverley W. Gumb, Laurence J. Retallack | 1988-03-15 |
| 4385209 | Adjustment of operating characteristics of a telephone transmitter including an electret transducer | William D. Greason, Beverley W. Gumb, Alan C. Busche | 1983-05-24 |