CI

Chester E. Duffield, III

DH Dayco Ip Holdings: 5 patents #1 of 14Top 8%
📍 Malvern, AR: #1 of 4 inventorsTop 25%
🗺 Arkansas: #6 of 627 inventorsTop 1%
Overall (2022): #33,937 of 548,613Top 7%
5
Patents 2022

Issued Patents 2022

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11492936 Crankcase ventilation system with constant restriction in the flow direction and free flow in an opposite direction Matthew C. Gilmer, David E. Fletcher, David Snow, Mitchell Emond, Joseph Dennis 2022-11-08
11486504 Check valve insert defining an open position and check valves having same David E. Fletcher, Matthew C. Gilmer, David Snow 2022-11-01
11415086 Three port, five-way magnetically latching valve for fuel vapor management systems and systems incorporating same Kevin Lucka, Donald P. Tinsley, III, Matthew C. Gilmer, Aaron Diamond 2022-08-16
11408361 Charge air cooler drain system Matthew C. Gilmer, James H. Miller, Russell Aach, Scott Martin 2022-08-09
11300080 Fuel tank protector valve and engine systems having same 2022-04-12