Inventor
THORNTON DONALD I
16 patents
⚠️ This page may combine multiple inventors who share the name “THORNTON DONALD I”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALLIED CORP
9 patentsUS4701197AOct 20, 1987
Molded panel filter
ALLIED CORP112 citations95
US4772443ASep 20, 1988
Thermally formed filter
ALLIED CORP25 citations92
US4732671AMar 22, 1988
Diesel fuel filter/water separator
ALLIED CORP35 citations92
US4661132AApr 28, 1987
Themally formed gradient density filter
ALLIED CORP50 citations92
US4500425AFeb 19, 1985
Pump valve for liquid separator
ALLIED CORP30 citations92
US4636231AJan 13, 1987
Panel air filter
ALLIED CORP26 citations91
US4732677AMar 22, 1988
Thermally formed stacked disc filter
ALLIED CORP12 citations73
US4629474ADec 16, 1986
Thermally formed filter
ALLIED CORP18 citations73
US4570604AFeb 18, 1986
Fuel system for a vehicle engine
ALLIED CORP14 citations73
FRAM CORP
7 patentsUS4437986AMar 20, 1984
Separating device and cartridge therefor
FRAM CORP111 citations94
US4400864AAug 30, 1983
Fluid filter
FRAM CORP28 citations92
US4371439AFeb 1, 1983
Cam actuated filter assembly
FRAM CORP36 citations92
US4324660AApr 13, 1982
Fluid filter
FRAM CORP54 citations92
US4144168AMar 13, 1979
Fluid filter
FRAM CORP48 citations92
US4470301ASep 11, 1984
Probe and drain assembly for fuel oil/water separator
FRAM CORP39 citations90
US4180885AJan 1, 1980
Windshield wiper
FRAM CORP28 citations81