Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7881882 | Apparatus and method for detecting tampering in flexible structures | Lonnie C. Maxey | 2011-02-01 |
| 7736273 | Electrical signal analysis to assess the physical condition of a human or animal | Daryl F. Cox, Charles D. Hochanadel | 2010-06-15 |
| 7717826 | Electrical signature analysis to quantify human and animal performance on fitness and therapy equipment such as a treadmill | Daryl F. Cox, Charles D. Hochanadel | 2010-05-18 |
| 7071841 | Truck acoustic data analyzer system | Alfred Akerman, Curtis W. Ayers | 2006-07-04 |
| 6941785 | Electric fuel pump condition monitor system using electrical signature analysis | Daryl F. Cox, Donald E. Welch | 2005-09-13 |
| 5696489 | Wireless boundary monitor system and method | Curtis W. Ayers | 1997-12-09 |
| 5583434 | Method and apparatus for monitoring armature position in direct-current solenoids | John C. Moyers | 1996-12-10 |
| 5578937 | Instrument for analysis of electric motors based on slip-poles component | Curtis W. Ayers, Donald A. Casada | 1996-11-26 |
| 5539705 | Ultrasonic speech translator and communications system | M. Alfred Akerman, Curtis W. Ayers | 1996-07-23 |
| 5512843 | Monitoring method and apparatus using high-frequency carrier | — | 1996-04-30 |
| 5487302 | Method and system for measuring gate valve clearances and seating force | Donald A. Casada, John C. Moyers, Brian K. Stewart | 1996-01-30 |
| 5483833 | Method and apparatus for monitoring aircraft components | Larry M. Dickens, Curtis W. Ayers | 1996-01-16 |
| 5236011 | Noninvasive valve monitor using constant magnetic and/or DC electromagnetic field | Donald A. Casada | 1993-08-17 |
| 5193568 | Noninvasive valve monitor using alternating electromagnetic field | David M. Eissenberg, Donald A. Casada | 1993-03-16 |
| 4965513 | Motor current signature analysis method for diagnosing motor operated devices | David M. Eissenberg | 1990-10-23 |
| H678 | System for transmitting low frequency analog signals over AC power lines | Steven P. Baker, Robert L. Durall | 1989-09-05 |