Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8543536 | Computerized system and method for collecting and storing universal line usage information in a telecommunications network | Jeffrey Michael Fries | 2013-09-24 |
| 5092587 | Climbing system | Eric R. Ulner | 1992-03-03 |