Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420848 | Methods and systems for achieving vital ultra-wideband (UWB) based train control | John Albert Plutt, Jr., Kurt A. Gunther | 2025-09-23 |
| 12397832 | Rail vehicle signal enforcement and separation control | Kurt A. Gunther, Marc W. Cygnus | 2025-08-26 |
| 12258058 | Rail vehicle signal enforcement and separation control | Kurt A. Gunther, Marc W. Cygnus | 2025-03-25 |
| 12122436 | Methods and systems for worker protection system with ultra-wideband (UWB) based anchor network | Kurt A. Gunther, Sara Jo Woitel | 2024-10-22 |
| 11952028 | Methods and systems for achieving vital ultra-wideband (UWB) based train control | John Albert Plutt, Jr., Kurt A. Gunther | 2024-04-09 |
| 11780481 | Methods and systems for worker protection system with ultra-wideband (UWB) based anchor network | Kurt A. Gunther, Sara Jo Woitel | 2023-10-10 |
| 11700075 | Methods and systems for decentralized rail signaling and positive train control | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus | 2023-07-11 |
| 11492027 | Methods and systems for worker protection system with ultra-wideband (UWB) based anchor network | Kurt A. Gunther, Sara Jo Woitel | 2022-11-08 |
| 11349589 | Methods and systems for decentralized rail signaling and positive train control | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus | 2022-05-31 |
| 10926783 | Worker protection system | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus, Peter Strezev, John Albert Plutt, Jr. | 2021-02-23 |
| 10896589 | Safety vest for use in worker protection systems | — | 2021-01-19 |
| 10778363 | Methods and systems for decentralized rail signaling and positive train control | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus | 2020-09-15 |
| 10737709 | Worker protection system | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus, Peter Strezev, John Albert Plutt, Jr. | 2020-08-11 |
| 10336353 | Worker protection system | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus, Peter Strezev, John Albert Plutt, Jr. | 2019-07-02 |
| 10179595 | Worker protection system | Kurt A. Gunther, Sara Jo Woitel, Marc W. Cygnus, Peter Strezev, John Albert Plutt, Jr. | 2019-01-15 |
| 9731738 | Rail vehicle signal enforcement and separation control | Kurt A. Gunther, Marc W. Cygnus | 2017-08-15 |
| 9043131 | Collision avoidance system for rail line vehicles | Kurt A. Gunther, Marc W. Cygnus | 2015-05-26 |
| 8812227 | Collision avoidance system for rail line vehicles | Kurt A. Gunther, Marc W. Cygnus | 2014-08-19 |
| 8752797 | Rail line sensing and safety system | Peter Strezev, Kurt A. Gunther, Marc W. Cygnus | 2014-06-17 |
| 8702877 | Cathode member and bipolar plate for hypochlorite cells | Carl W. Brown, Jr., Kenneth L. Hardee | 2014-04-22 |
| 8142898 | Smooth surface morphology chlorate anode coating | Kenneth L. Hardee, Dino F. DiFranco, Michael S. Moats | 2012-03-27 |
| 7632535 | Smooth surface morphology chlorate anode coating | Kenneth L. Hardee, Dino F. DiFranco, Michael S. Moats | 2009-12-15 |
| 6309523 | Electrode and electrolytic cell containing same | Albert R. Prasnikar, Richard J. Coin, Lynne M. Ernes, Catherine M. Lezan | 2001-10-30 |
| 6071570 | Electrodes of improved service life | Kenneth L. Hardee, Lynne M. Ernes | 2000-06-06 |
| 5989396 | Electrode and electrolytic cell containing same | Albert R. Prasnikar, Richard J. Coin, Lynne M. Ernes, Thomas A. Mitchell, Catherine M. Lezan | 1999-11-23 |