Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002167 | Wireless power transfer system | — | 2021-05-11 |
| 10473012 | Battery leasing and wireless power transfer for passenger rail | — | 2019-11-12 |
| 10385807 | Efficiency and emissions improvements for natural gas conversions of EMD 2-cycle medium speed engines | — | 2019-08-20 |
| 9878725 | Locomotive natural gas storage and transfer system | — | 2018-01-30 |
| 9835066 | Efficiency and emissions improvements for natural gas conversions of EMD 2-cycle medium speed engines | — | 2017-12-05 |
| 9751540 | Hybrid systems for locomotives | — | 2017-09-05 |
| 9752481 | Locomotive and transit system efficiency and emissions improvements | — | 2017-09-05 |
| 9255506 | Locomotive natural gas storage and transfer system | — | 2016-02-09 |
| 9200554 | Hybrid systems for locomotives | — | 2015-12-01 |
| 9097162 | Locomotive and transit system efficiency and emissions improvements | — | 2015-08-04 |
| 8915342 | Dual stage input lever transmission downshift system | — | 2014-12-23 |
| 8820060 | Mobile diesel power system with separated engine and exhaust | — | 2014-09-02 |
| 8700292 | Engine performance equalization system and method | — | 2014-04-15 |
| 6666209 | Method and system of calibrating air flow in a respirator system | Michael R. Bennett | 2003-12-23 |
| D477401 | Pair of filter cartridges for a powered air-purifying respirator | Ian Thomas Petherbridge | 2003-07-15 |
| 6575165 | Apparatus and method for breathing apparatus component coupling | Raymond Odell, Ian Thomas Petherbridge, Pierre Legare, Robert P. Lapointe, Kenneth J. Krepel +4 more | 2003-06-10 |
| 6546297 | Distributed life cycle development tool for controls | Michael T. Gaston, Goutam Gandhi, Gary D. Hedrick, Victor L. Potter, Carl J. Lecheler +1 more | 2003-04-08 |
| D465568 | Cover for a filter cartridge | Ian Thomas Petherbridge, Raymond Odell | 2002-11-12 |
| D457132 | Battery | Ian Thomas Petherbridge, Benjamin James Cullen | 2002-05-14 |