Inventor
SHUFFLEBARGER EARL D
US9 patents
⚠️ This page may combine multiple inventors who share the name “SHUFFLEBARGER EARL D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NUPRO CO
8 patentsUS4262880AApr 21, 1981
Plug valve
NUPRO CO67 citations94
US4684106AAug 4, 1987
Valve
NUPRO CO25 citations91
US4606374AAug 19, 1986
Valve
NUPRO CO42 citations91
US4530373AJul 23, 1985
Pressure relief valve
NUPRO CO43 citations90
US4263140AApr 21, 1981
In-line fluid filter
NUPRO CO29 citations87
US4028254AJun 7, 1977
Fluid filter
NUPRO CO29 citations78
US4018686AApr 19, 1977
Fluid strainer element
NUPRO CO21 citations78
US4028248AJun 7, 1977
Fluid filter
NUPRO CO18 citations67