Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880682 | Traffic control system and method of operation | Herschel W. Ward, Stephen M. Matacia | 1999-03-09 |
| 4602131 | Touch tone decoder | Kevin Kelly, Philip Allen Lehman | 1986-07-22 |
| 4471352 | Programmable paging encoder | Herschel W. Ward | 1984-09-11 |
| 4463221 | Automatic radio telephone encoder/decoder | Herschel W. Ward, Arthur D. Gass, Andrew M. Hudor, Jr. | 1984-07-31 |
| 4369338 | Sub-miniature tone decoder | — | 1983-01-18 |
| 4355210 | Sub-miniature tone encoder with automatic number identification | — | 1982-10-19 |
| 4275271 | Sub-miniature radio telephone decoder | — | 1981-06-23 |