Inventor
POPJOY MARK A
US6 patents
⚠️ This page may combine multiple inventors who share the name “POPJOY MARK A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FICHTEL & SACHS IND INC
5 patentsUS6047797AApr 11, 2000
Emergency locking gas spring
FICHTEL & SACHS IND INC44 citations94
US5404972AApr 11, 1995
Self-blocking gas spring with temperature-responsive bypass valve
FICHTEL & SACHS IND INC43 citations87
US6206153B1Mar 27, 2001
Adjustable installation with a controlled locking gas spring and an emergency locking gas spring
FICHTEL & SACHS IND INC8 citations71
US6145638ANov 14, 2000
Adjustable installation with a controlled locking gas spring and an emergency locking gas spring
FICHTEL & SACHS IND INC9 citations71
US6092632AJul 25, 2000
Gas spring with temperature compensation
FICHTEL & SACHS IND INC11 citations68