Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6292544 | Message waiting indicator in a computer integrated telephony system | Eric Jones | 2001-09-18 |
| 6041107 | Telephone extension switch hook state detection system | Eric Jones | 2000-03-21 |
| 5588049 | Method for the automatic insertion of removal of a calling number identification (CNID) blocking prefix from within a telephone number in a personal computer based telephone management system | Robert Lawrence Gallick, James Franklin Hewell | 1996-12-24 |
| 5251313 | Method of bit rate adaption using the ECMA 102 protocol | John Spenik, Robert E. Renner | 1993-10-05 |
| 5226121 | Method of bit rate de-adaption using the ECMA 102 protocol | John Spenik, Robert E. Renner | 1993-07-06 |