Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5150618 | Acoustic bearing defect detector | — | 1992-09-29 |
| 5029477 | Integrity test for acoustic bearing defect detector | — | 1991-07-09 |
| 4843885 | Acoustic detection of bearing defects | — | 1989-07-04 |
| 4790190 | On-line acoustic detection of bearing defects | John L. Frarey, Richard L. Smith | 1988-12-13 |
| 4345274 | Object identification system utilizing closed circuit television | — | 1982-08-17 |
| 4323211 | Self adjusting wheel bearing heat signal processing circuit | W. Woodward Sanville | 1982-04-06 |
| 4313583 | Railroad car wheel bearing heat signal processing circuit | W. Woodward Sanville | 1982-02-02 |
| 4292639 | Quasi-doppler direction finding equipment | — | 1981-09-29 |