Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409872 | Coupler cross keys | Jon B. Zaerr | 2025-09-09 |
| 12168466 | Open top gondola railcars | Michael Gillis | 2024-12-17 |
| 11820407 | Covered hopper car | Michael Gillis | 2023-11-21 |
| 11702117 | Stub sill assemblies | Hariharanath Kavuri, Spencer Ashie-Winns, Mathew Curtis | 2023-07-18 |
| 11142225 | Covered hopper car | — | 2021-10-12 |
| 10562548 | Attachment of articulated connectors in multi-unit freight cars | — | 2020-02-18 |
| 9944302 | Handbrake operating linkage for railroad tank car | Kristofer M. Heitmeyer | 2018-04-17 |
| 9694828 | Operating mechanism for tank car bottom valve | Bradley J. Thomas, Brian J. Jurvakainen | 2017-07-04 |
| 9296398 | Protective structure for top of tank car | Bradley J. Thomas | 2016-03-29 |
| 8291592 | Method of lengthening a container well of a railcar | John N. Niosi | 2012-10-23 |
| 7861659 | Lightweight hopper car with through center sill | Michael Gillis, Marvin G. Rains | 2011-01-04 |
| 7806058 | Tank car stub sill attachment | John N. Niosi, Robert Woolston | 2010-10-05 |
| 7757610 | Shortened container well | John N. Niosi, Scott Krupp | 2010-07-20 |
| 7654206 | Container support casting for corner of container-carrying well car | — | 2010-02-02 |
| 7607396 | Container car side sills | Elijah A. Schutz, Ryan Geary | 2009-10-27 |
| 7546808 | Railroad car with lightweight center beam structure | Robert W. Johnson | 2009-06-16 |
| 7506591 | Center beam car with depressed cargo-carrying area | John N. Niosi, James Jarvis | 2009-03-24 |
| 6883437 | Center beam car with depressed cargo-carrying area | John N. Niosi, James Jarvis | 2005-04-26 |
| 6647895 | Center beam car with depressed cargo-carrying area | John N. Niosi, James Jarvis | 2003-11-18 |
| 6546878 | Multi-unit railroad freight car for carrying cargo containers | David W. Smith | 2003-04-15 |
| 6523484 | Center beam car with depressed cargo-carrying area | John N. Niosi, Daniel Militaru, Kris Heitmeyer | 2003-02-25 |
| 6431085 | Center beam car with depressed cargo-carrying area | John N. Niosi, Michael D. Hubbard, Daniel Militaru, Kris Heitmeyer | 2002-08-13 |
| 6324996 | Corner assembly for railway boxcar doorway | Andrew Baker | 2001-12-04 |
| 6178895 | Flat-surfaced floor structure for boxcars | Bruce D. Becker | 2001-01-30 |
| 6059075 | Railroad freight car including pneumatic brake system module | Jon B. Zaerr, Daniel W. Aberle | 2000-05-09 |