Inventor
WALDMAN DONALD J
US10 patents
⚠️ This page may combine multiple inventors who share the name “WALDMAN DONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR INC
5 patentsUS5651345AJul 29, 1997
Direct operated check HEUI injector
CATERPILLAR INC42 citations92
US5564699AOct 15, 1996
Side and gap sealed oil ring
CATERPILLAR INC21 citations91
US5347809ASep 20, 1994
Apparatus and method for removing particulate from an exhaust gas filter
CATERPILLAR INC36 citations91
US5279268AJan 18, 1994
Piston assembly with distributed loading and centrally fastened wrist pin
CATERPILLAR INC23 citations86
US5603512AFeb 18, 1997
Side and gap sealed oil ring
CATERPILLAR INC15 citations72
CATERPILLAR TRACTOR CO
3 patentsUS4531494AJul 30, 1985
Distributor fuel injection pump having a nutator pump subassembly
CATERPILLAR TRACTOR CO27 citations92
US4554901ANov 26, 1985
Fluid distributing apparatus
CATERPILLAR TRACTOR CO9 citations74
US4557237ADec 10, 1985
Bypass restrictor for distribution valve
CATERPILLAR TRACTOR CO7 citations65