P

Inventor

GASTGEB RAYMOND F

US8 patents
⚠️ This page may combine multiple inventors who share the name “GASTGEB RAYMOND F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PENNWALT CORP

3 patents
US4904222AFeb 27, 1990

Synchronized sound producing amusement device

PENNWALT CORP157 citations97
US4870868AOct 3, 1989

Vibration sensing apparatus

PENNWALT CORP92 citations94
US4841256AJun 20, 1989

Piezoelectric phase locked loop circuit

PENNWALT CORP24 citations91

RTOM CORP

2 patents
US7781661B2Aug 24, 2010

Drumhead assembly

RTOM CORP14 citations82
US7514617B2Apr 7, 2009

Practice drumhead assembly

RTOM CORP12 citations82

WHITAKER CORP

1 patent
US5336959AAug 9, 1994

Impact zone detection device

WHITAKER CORP37 citations92

ATOCHEM NORTH AMERICA

1 patent
US5034648AJul 23, 1991

Dual direction switch

ATOCHEM NORTH AMERICA45 citations91

ROGERS THOMAS

1 patent
USRE43885EJan 1, 2013

Practice drumhead assembly

ROGERS THOMAS3 citations58