Inventor
MARTIN JOHN E
14 patents
⚠️ This page may combine multiple inventors who share the name “MARTIN JOHN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MARTIN JOHN E
7 patentsUS4541814ASep 17, 1985
Radio controlled vehicle within a sphere
MARTIN JOHN E67 citations95
US4438588AMar 27, 1984
Remote control ball
MARTIN JOHN E62 citations95
US4436117AMar 13, 1984
Leak resistant plug assembly
MARTIN JOHN E64 citations95
US4471567ASep 18, 1984
Two-way operating ball enclosed vehicle
MARTIN JOHN E38 citations92
US4425943AJan 17, 1984
Plug assembly for use in method and apparatus for repairing heat exchangers
MARTIN JOHN E28 citations92
US4393564AJul 19, 1983
Method and apparatus for repairing heat exchangers
MARTIN JOHN E36 citations92
US4568306AFeb 4, 1986
Unicycle toy
MARTIN JOHN E22 citations81