Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6087950 | Detector for sensing motion and direction of a railway device | — | 2000-07-11 |
| 6008731 | Detector for sensing motion and direction of a railway vehicle | — | 1999-12-28 |
| 5791602 | Plate antenna method using integral noise mitigation for railway cab signal | — | 1998-08-11 |
| 5622339 | Plate antenna method using integral noise mitigation for railway cab signal | — | 1997-04-22 |
| 5535968 | Vital railway signal link | Chinnarao Mokkapati | 1996-07-16 |
| 5501416 | Method and apparatus for inductively receiving cab signaling on board a railway vehicle | — | 1996-03-26 |
| 5501417 | Noise cancellation in railway cab signal | — | 1996-03-26 |
| 5222010 | Railway track circuit surge suppression system | — | 1993-06-22 |