Inventor
DAVID DEWEY
US4 patents
⚠️ This page may combine multiple inventors who share the name “DAVID DEWEY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HANCHETT ENTRY SYSTEMS INC
3 patentsUS9708833B2Jul 18, 2017
Swivel lock system with manual override
HANCHETT ENTRY SYSTEMS INC9 citations82
USD725992SApr 7, 2015
Swivel handle
HANCHETT ENTRY SYSTEMS INC5 citations69
US10718137B2Jul 21, 2020
Swivel lock system with manual override and drive position control
HANCHETT ENTRY SYSTEMS INC0 citations50