Inventor
WELCH DAVID W
US8 patents
⚠️ This page may combine multiple inventors who share the name “WELCH DAVID W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNITED TECHNOLOGIES MOTOR SYST
5 patentsUS5568026AOct 22, 1996
Synchronizing windshield wipers
UNITED TECHNOLOGIES MOTOR SYST55 citations94
US5486747AJan 23, 1996
General purpose motor controller
UNITED TECHNOLOGIES MOTOR SYST81 citations94
US5594290AJan 14, 1997
Commutator brush
UNITED TECHNOLOGIES MOTOR SYST24 citations89
US5485049AJan 16, 1996
Multi-speed motor
UNITED TECHNOLOGIES MOTOR SYST40 citations89
US5216340AJun 1, 1993
Dual windshield wiper motor synchronization
UNITED TECHNOLOGIES MOTOR SYST20 citations81