MF

Mark William Friedman

HP Humphrey Products: 5 patents #2 of 18Top 15%
📍 Portage, MI: #187 of 619 inventorsTop 35%
🗺 Michigan: #18,390 of 86,293 inventorsTop 25%
Overall (All Time): #914,983 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12359739 Expandable sealing sleeve with rigid support Matthew Welker 2025-07-15
11662038 Modular valve assembly Matthew Welker 2023-05-30
8794266 Cam actuated valve assembly with manual and electric activation Robert Kracker 2014-08-05
8528597 Actuator and valve assembly Robert Brian Knepple 2013-09-10
7448411 Actuator and valve assembly Robert Brian Knepple 2008-11-11