DS

David Snow

DH Dayco Ip Holdings: 4 patents #20 of 65Top 35%
SP Sparton: 1 patents #27 of 62Top 45%
📍 Jackson, MI: #46 of 406 inventorsTop 15%
🗺 Michigan: #11,873 of 86,293 inventorsTop 15%
Overall (All Time): #620,561 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11668268 Magnetically latching valve for fuel vapor management systems and systems incorporating same Kevin Lucka, Matthew C. Gilmer, Donald P. Tinsley, III 2023-06-06
11492936 Crankcase ventilation system with constant restriction in the flow direction and free flow in an opposite direction Matthew C. Gilmer, David E. Fletcher, Chester E. Duffield, III, 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, Chester E. Duffield, III 2022-11-01
11015498 Crankcase ventilation system with a flow control device for on board diagnostics Scott Martin, Matthew C. Gilmer, David E. Fletcher, Mitchell Emond, Chester E. Duffield, III +1 more 2021-05-25
D507716 Paper towel holder Jason A. Schoenfeld, Harold F. Raymond, Stan M. Kujawski 2005-07-26
D491250 Tabletop theme fountain with integrateable display board Harold F. Raymond, Frederick J. Kalil, Jason A. Schoenfeld, Brandon N Schmitt, Joel Calderone 2004-06-08
5842576 Carton 1998-12-01
4323786 Seam detection and control system 1982-04-06