Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12237525 | Battery or electrochemical cell fixture | Brandon J. Kelly, Alex Hinesley, Uday Kasavajjula, Khay Taherkhani | 2025-02-25 |
| 11958742 | Method of preparing a water-reactive sulfide material | Sean Culver | 2024-04-16 |
| 11542161 | Method of preparing a water-reactive sulfide material | Sean Culver | 2023-01-03 |
| 7293633 | Controlled damper assembly with isolated electrical connection | Saiman Lun | 2007-11-13 |
| 7021435 | Monotube strut with rebound cut-off feature | Saiman Lun | 2006-04-04 |
| 6874603 | Magnetorheological piston and damper assembly | Randall L. Hofmann, Michael W. Hurtt | 2005-04-05 |
| 6786311 | Magnetorheological piston and damper | Saiman Lun, Randall L. Hofmann | 2004-09-07 |
| 6691840 | MR damper with rebound cut-off feature | Saiman Lun | 2004-02-17 |
| 6655511 | Magnetorheological piston having a core | Saiman Lun | 2003-12-02 |
| 6612409 | Magneotorheological piston and damper | Saiman Lun, Randall L. Hofmann | 2003-09-02 |
| 6547044 | Magneto-rheological damper with ferromagnetic housing insert | Patrick Neil Hopkins | 2003-04-15 |
| 6516926 | Piston rod surface finish requirement for MR dampening devices | Patrick Neil Hopkins, William C. Kruckemeyer | 2003-02-11 |
| 6497309 | Magneto-rheological damper with an external coil | — | 2002-12-24 |
| 6497308 | Magneto-rheological fluid damper piston-flux ring attachment | — | 2002-12-24 |
| 6464051 | Magnetorheological dampers with improved wear resistance | Patrick Neil Hopkins, William C. Kruckemeyer | 2002-10-15 |
| 6464049 | Magnetorheological fluid damper tunable for smooth transitions | — | 2002-10-15 |
| 6454059 | Apparatus and method for a magneto-rheological (MR) damping device | Sohrab Sadri Lonbani, John H. Muhlenkamp, Patrick Neil Hopkins, Venkatasubramanian Ananthanarayanan | 2002-09-24 |
| 6454060 | Vehicle suspension monotube strut base cup assembly | Patrick Neil Hopkins | 2002-09-24 |
| 6382369 | Magneto-rheological fluid damper with an external coil | — | 2002-05-07 |
| 6357734 | Suspension damper with vehicle spring preload | Patrick Neil Hopkins, Richard E. Longhouse, William C. Kruckemeyer | 2002-03-19 |
| 6336535 | Magneto-rheological damper with dual flux ring spacer | — | 2002-01-08 |
| 6318519 | Magnetorheological fluid damper tunable for smooth transitions | William C. Kruckemeyer, Eric L. Jensen, Richard E. Longhouse, Patrick Neil Hopkins, John David Fehring +1 more | 2001-11-20 |
| 6311810 | Magnetorheological fluid damper | Patrick Neil Hopkins, John David Fehring, Richard E. Longhouse, William C. Kruckemeyer, Michael Oliver +2 more | 2001-11-06 |
| 6296090 | Rotary damper | Michael Oliver, William C. Kruckemeyer, Eric L. Jensen | 2001-10-02 |
| 6279700 | Magnetorheological fluid damper | Patrick Neil Hopkins, Thomas Baudendistel, Michael Oliver | 2001-08-28 |