Issued Patents All Time
Showing 1–25 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11668423 | Quick connector with a replaceable restriction orifice | Donald P. Tinsley, III, Kevin Lucka, Matthew C. Gilmer | 2023-06-06 |
| 11492936 | Crankcase ventilation system with constant restriction in the flow direction and free flow in an opposite direction | Matthew C. Gilmer, Chester E. Duffield, III, David Snow, Mitchell Emond, Joseph Dennis | 2022-11-08 |
| 11486504 | Check valve insert defining an open position and check valves having same | Matthew C. Gilmer, David Snow, Chester E. Duffield, III | 2022-11-01 |
| 11378211 | Quick connector with a replaceable restriction orifice | Donald P. Tinsley, III, Kevin Lucka, Matthew C. Gilmer | 2022-07-05 |
| 11067177 | Sprung gate valves movable by an actuator | Brian M. Graichen, Matthew C. Gilmer | 2021-07-20 |
| 11015498 | Crankcase ventilation system with a flow control device for on board diagnostics | Scott Martin, Matthew C. Gilmer, Mitchell Emond, Chester E. Duffield, III, David Snow +1 more | 2021-05-25 |
| 10830197 | Two-position gate and sprung gate valves having a full-flow open position and a restricted-flow open position | Matthew C. Gilmer, James H. Miller | 2020-11-10 |
| 10724550 | Venturi devices with dual Venturi flow paths | Brian M. Graichen, James H. Miller, Keith Hampton | 2020-07-28 |
| 10677239 | Solenoid activated vacuum pump for an engine system and system having same | Keith Hampton, Brian M. Graichen, James H. Miller | 2020-06-09 |
| 10626888 | Dual Venturi device | Brian M. Graichen, Keith Hampton | 2020-04-21 |
| 10571030 | Valve gate within a Venturi gap of a Venturi device for producing vacuum | Keith Hampton, Brian M. Graichen, James H. Miller | 2020-02-25 |
| 10525952 | Aspirators for producing vacuum using the venturi effect | Brian M. Graichen, Keith Hampton, Matthew C. Gilmer, Andrew Niedert | 2020-01-07 |
| 10519984 | Noise attenuation in a Venturi device and/or check valves | James H. Miller, Rex Bravo, Andrew Niedert, Matthew C. Gilmer, Keith Hampton +1 more | 2019-12-31 |
| 10513954 | Restrictors using the Venturi effect | Brian M. Graichen, James H. Miller, Keith Hampton | 2019-12-24 |
| 10480537 | Low-cost evacuator for an engine having tuned Venturi gaps | Brian M. Graichen, James H. Miller, Rex Bravo, Matthew C. Gilmer, Keith Hampton +2 more | 2019-11-19 |
| 10443627 | Vacuum producing device having a suction passageway and a discharge passageway entering through the same wall | Brian M. Graichen, James H. Miller, Keith Hampton | 2019-10-15 |
| 10422351 | Devices for producing vacuum using the venturi effect having a plurality of subpassageways and motive exits in the motive section | Brian M. Graichen, James H. Miller, Keith Hampton | 2019-09-24 |
| 10323767 | Sprung gate valves movable by an actuator | Brian M. Graichen, Matt Gilmer | 2019-06-18 |
| 10316864 | Devices for producing vacuum using the venturi effect | Brian M. Graichen, James H. Miller, Keith Hampton | 2019-06-11 |
| 10273978 | Low-cost evacuator for an engine having tuned Venturi gaps | Brian M. Graichen, James H. Miller, Rex Bravo, Matthew C. Gilmer, Keith Hampton +2 more | 2019-04-30 |
| D844550 | Venturi device | Brian M. Graichen, James H. Miller, Rex Bravo, Keith Hampton, Matthew C. Gilmer +2 more | 2019-04-02 |
| 10239187 | Methods for post-mold processing a Venturi device or check valve | Matthew C. Gilmer, Keith Hampton, Andrew Niedert | 2019-03-26 |
| D843315 | Venturi device | Brian M. Graichen, James H. Miller, Rex Bravo, Keith Hampton, Matthew C. Gilmer +2 more | 2019-03-19 |
| 10221867 | Flow control for aspirators producing vacuum using the venturi effect | Keith Hampton, Brian M. Graichen, Rex Bravo, James H. Miller, Matt Gilmer +1 more | 2019-03-05 |
| D840923 | Venturi device | Brian M. Graichen, James H. Miller, Rex Bravo, Keith Hampton, Matthew C. Gilmer +2 more | 2019-02-19 |