Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5917853 | Method of and apparatus for training high speed digital telephonic modems to obviate imperfections in the telephone channel, while simultaneously allowing conversation | — | 1999-06-29 |
| 5692040 | Method of and apparatus for exchanging compatible universal identification telephone protocols over a public switched telephone network | — | 1997-11-25 |
| 5136586 | Method and apparatus for telephone line multiplex channeling of toll-quality voice and digital information | — | 1992-08-04 |
| 5036513 | "Method of and apparatus for integrated voice (audio) communication simultaneously with ""under voice"" user-transparent digital data between telephone instruments" | — | 1991-07-30 |
| 4779191 | Method and apparatus for expanding the address space of computers | — | 1988-10-18 |