Inventor
DRUMM DONALD E
US12 patents
⚠️ This page may combine multiple inventors who share the name “DRUMM DONALD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WANG LABORATORIES
8 patentsUS5363120ANov 8, 1994
Computer input device using orientation sensor
WANG LABORATORIES199 citations98
US5068645ANov 26, 1991
Computer input device using an orientation sensor
WANG LABORATORIES152 citations98
US5426450AJun 20, 1995
Hands-free hardware keyboard
WANG LABORATORIES121 citations97
US5287119AFeb 15, 1994
Computer input device using an orientation sensor
WANG LABORATORIES45 citations95
US5142655AAug 25, 1992
Computer input device using an orientation sensor
WANG LABORATORIES88 citations95
US5101081AMar 31, 1992
Graphics surface assembly with calibrating memory device
WANG LABORATORIES26 citations92
US4808980AFeb 28, 1989
Electronic light pointer for a projection monitor
WANG LABORATORIES29 citations92
US4573110AFeb 25, 1986
Control device
WANG LABORATORIES3 citations62