Inventor

ELLIS JOHN S

4 patents

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

ACE CONTROLS

2 patents

US4122923AOct 31, 1978

Adjustable hydraulic shock absorber

ACE CONTROLS51 citations85

US4153145AMay 8, 1979

Heavy duty hydraulic shock absorber

ACE CONTROLS18 citations68

ENDURANCE PLUS INC

1 patent

US5916073AJun 29, 1999

Abdominal exercise device and method

ENDURANCE PLUS INC19 citations76

CA MINISTER NAT DEFENCE

1 patent

US4346539AAug 31, 1982

Lattice beam-columns

CA MINISTER NAT DEFENCE0 citations37