Inventor
TOM EDWARD
US5 patents
⚠️ This page may combine multiple inventors who share the name “TOM EDWARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PENNWALT CORP
4 patentsUS4904222AFeb 27, 1990
Synchronized sound producing amusement device
PENNWALT CORP157 citations97
US5107120AApr 21, 1992
Passive infrared detector
PENNWALT CORP81 citations94
US4870868AOct 3, 1989
Vibration sensing apparatus
PENNWALT CORP92 citations94
US4904894AFeb 27, 1990
Hail sensor
PENNWALT CORP28 citations90