Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11608760 | Stem seal for valve assembly of machine engine | Selvaganapathi Ganesan, Jakub M. Walczak | 2023-03-21 |
| 11480075 | Valve seat insert with soft landing insert design with contoured radii | Abram M. Ingold, Sanjay Kumar, Adam D. Patrick | 2022-10-25 |
| 11473457 | Valve seat insert with soft landing insert design with contoured radii | Abram M. Ingold, Sanjay Kumar, Adam D. Patrick | 2022-10-18 |
| 11242774 | Rocker assembly with a hydraulic lash adjuster | Charles F. Coffey, Chris I. Brown | 2022-02-08 |
| 11125123 | Valve seat insert with soft landing insert design with contoured radii | Abram M. Ingold, Sanjay Kumar, Adam D. Patrick | 2021-09-21 |
| 11125122 | Valve seat insert with soft landing insert design with contoured radii | Abram M. Ingold, Sanjay Kumar, Adam D. Patrick | 2021-09-21 |
| 11060425 | Valve seat insert for engine head having venturi flow crowns and seating surface profiled for limiting valve recession | Srikanth Reddy Boddapati, Dongyao Wang, Uijal Paladhi, Paul David Smallidge, John R. Brubaker +1 more | 2021-07-13 |
| 11028772 | Method and system for estimating damage in an internal combustion engine | David J. Lin, David T. Montgomery | 2021-06-08 |
| 11008901 | Rocker arm assembly with air venting | Charles F. Coffey | 2021-05-18 |
| 11002160 | Lifter providing improved cam lobe lubrication | John Stephen Pipis, Jr., Charles F. Coffey, Kevin D. Yoder, Vaibhav Balaji | 2021-05-11 |
| 10989321 | Double-crowned valve seat insert having seating surface formed of hard-facing material | Rong Qu, Paul David Smallidge, Karen Snelling, Pay Broderson | 2021-04-27 |
| 10934902 | Valve seat insert for high power density and marine engines | Abram M. Ingold, Rong Qu | 2021-03-02 |
| 10934899 | Valve seat insert for engine having double-crowned seating surface profiled for limiting valve recession | Rong Qu, Sanjay Kumar, Kevin D. Yoder | 2021-03-02 |
| 10934901 | Valve seat insert for high power density and high speed diesel engines | Rong Qu | 2021-03-02 |
| 10844758 | Engine and gas exchange valve with under-head fillet contoured for chordal stress mitigation | Rong Qu | 2020-11-24 |
| 10767520 | Valve seat insert for long life natural gas lean burn engines | Paul David Smallidge, Rong Qu | 2020-09-08 |
| 10731523 | Valve seat insert for internal combustion engine profiled to resist valve recession | Rong Qu, Sanjay Kumar, Kevin D. Yoder | 2020-08-04 |
| 10711655 | Rocker arm assembly having a hydraulic lash adjuster | Charles F. Coffey, Kevin D. Yoder | 2020-07-14 |
| 10132206 | Common rocker arm for hydraulic lash adjuster and non-hydraulic lash adjuster | Selvakumar Selvaraj | 2018-11-20 |
| 10082052 | Hydraulic lash adjuster | Selvakumar Selvaraj | 2018-09-25 |
| 10006317 | Valve actuation system | Indrajith Kizhakkethara, Gopinath Baskaran, Rong Qu, Kevin W. Redinbo | 2018-06-26 |
| 9556754 | Translating roller lifter design for diesel engines | Terrence Lee Szmania, Brenton William Bush | 2017-01-31 |
| 9523291 | Valve actuation system having rocker-located hydraulic reservoir | Charles F. Coffey, Edwin H. Langewisch, David A. Cyborski, John Stephen Pipis, Jr., Kevin D. Yoder | 2016-12-20 |
| 8826874 | Anti-rotation roller valve lifter | Alin R. Olaru, Jonathan R. Chittenden, Philip C. Millward | 2014-09-09 |
| 8695551 | Hydraulic lash adjuster including band of radial recirculation openings | Edwin H. Langewisch | 2014-04-15 |