Inventor
GUTMAN DAVID
US6 patents
⚠️ This page may combine multiple inventors who share the name “GUTMAN DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GUTMAN DAVID
5 patentsUS4005945AFeb 1, 1977
Drill guide
GUTMAN DAVID55 citations93
US4198090AApr 15, 1980
Shovel
GUTMAN DAVID30 citations89
US4076295AFeb 28, 1978
Pedestrian contact guard
GUTMAN DAVID21 citations79
US3982740ASep 28, 1976
Clamping device
GUTMAN DAVID20 citations79
US4436181AMar 13, 1984
Escape system
GUTMAN DAVID8 citations71