Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11732774 | Combined isolation and torsional vibration damping device | Sean KIERAN, Ahmed Abdul Wadood ANWER, Geoffrey W. Ryeland, Kyle Pugsley, Frank Verriet +1 more | 2023-08-22 |
| 10975939 | Endless drive arrangement and improved two-armed tensioning system for same | Geoffrey W. Ryeland, Andrew M. Boyes, Thelma Neudorf, Jason R. Desouza-Coelho, John R. Antchak | 2021-04-13 |
| 10876605 | Endless drive arrangement for hybrid vehicle using two-armed tensioner with non-orbiting arms | John R. Antchak, Geoffrey W. Ryeland | 2020-12-29 |
| 10240664 | Tensioner with hydraulic locking feature | Geoffrey W. Ryeland | 2019-03-26 |
| 9759293 | Endless drive arrangement and improved two-armed tensioning system for same | Geoffrey W. Ryeland, Andrew M. Boyes, Thelma Neudorf, Jason R. Desouza-Coelho, John R. Antchak | 2017-09-12 |
| 9464697 | Intelligent belt drive system and method | John R. Antchak, Gary J. Spicer, Warren J. Williams, Zbyslaw Staniewicz, Andrew M. Boyes +1 more | 2016-10-11 |
| 9447850 | Adjustable tensioner | Zbyslaw Staniewicz, Andrew M. Boyes | 2016-09-20 |
| 9341243 | Tensioner and endless drive arrangement | Boris Replete, Andrew M. Boyes, Ingo Walter, Joern Adam | 2016-05-17 |
| 9151366 | Intelligent belt drive system and method | John R. Antchak, Gary J. Spicer, Warren J. Williams, Zbyslaw Staniewicz, Andrew M. Boyes +1 more | 2015-10-06 |