Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6614780 | Internet calling apparatus and method | Jean Frances Zaleckas | 2003-09-02 |
| 4841433 | Method and apparatus for accessing data from data attribute tables | Mark Locher, Kenneth Y. Nieng, Barbara A. Vagnozzi | 1989-06-20 |
| 4818984 | Broadcasting messages in a distributed processing system | Shih-Jeh Chang, Richard T. Emery, Jen-Lie Ho, Paul E. Janssen, Carol M. McCullagh | 1989-04-04 |
| 4694487 | Controlling multi-fort hunt groups in a distributed control switching system | Shih-Jeh Chang, Richard T. Emery, Douglas S. Sand | 1987-09-15 |
| 4683584 | Directory number translation in a distributed control switching system | Shih-Jeh Chang, Richard T. Emery | 1987-07-28 |