| 6718425 |
Handheld computer based system for collection, display and analysis of engine/vehicle data |
Andrew J. Pajakowski, Jon E. Krutulis, Michael W. Phillips, Michael Kimball, Lee Shipman +1 more |
2004-04-06 |
| 5615225 |
Remote measurement unit containing integrated line measurement and conditioning functionality for performing remotely commanded testing and conditioning of telephone line circuits |
Derek G. Foster, Edward K. W. Siu, Ben A. Pierce, Michael Kennedy, Onofrio Schillaci |
1997-03-25 |
| 5528661 |
Diagnostic mechanism for monitoring operational status of remote monitoring and test unit which controllably test and conditions subscriber line circuits |
Edward K. W. Siu, Richard L. Walsworth, James Jollota |
1996-06-18 |
| 5521959 |
Programmable source for supplying controllably variable AC/DC voltage output for telephone line measurement apparatus |
Richard L. Walsworth, Joseph E. Barron |
1996-05-28 |
| 5440251 |
Phase differential measurement circuit |
Richard L. Walsworth |
1995-08-08 |
