Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7513305 | Apparatus and methods for operating a tool in a wellbore | Paul James Wilson, David M. Haugen, Frederick T. Tilton, John D. Roberts, Ronald Collins +4 more | 2009-04-07 |
| 5926528 | Call pacing method | — | 1999-07-20 |
| 5907601 | Call pacing method | Paul Zmuda | 1999-05-25 |
| 5640445 | Outbound call pacing method which statistically matches the number of calls dialed to the number of available operators | — | 1997-06-17 |