Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10486719 | Railroad coupler knuckle with external weight reducing features and method of forming the same | — | 2019-11-26 |
| 9187066 | Electrically driven set and release hand brake for rail cars | David C. Brabb, Kenneth L. Martin, Howard Sommerfeld, Graydon Booth | 2015-11-17 |
| 8839915 | Railway freight car hand brake sensor | David C. Brabb | 2014-09-23 |
| 7624687 | Truck apparatus for railway cars | David C. Brabb, Anand Prabhakaran, Som P. Singh | 2009-12-01 |
| 7562781 | Automatic cut lever apparatus | Harish K. Kandoth-Kannoth, David C. Brabb, Robert S. Trent | 2009-07-21 |
| 7497345 | Apparatus for railway freight car coupler knuckle | David C. Brabb, Harish K. Kandoth-Kannoth | 2009-03-03 |