Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193568 | Noninvasive valve monitor using alternating electromagnetic field | Howard D. Haynes, Donald A. Casada | 1993-03-16 |
| 4965513 | Motor current signature analysis method for diagnosing motor operated devices | Howard D. Haynes | 1990-10-23 |
| 4510121 | Power recovery system for coal liquefaction process | Joel R. Horton | 1985-04-09 |
| 4212651 | High gradient magnetic beneficiation of dry pulverized coal via upwardly directed recirculating fluidization | Yin Liu | 1980-07-15 |