Inventor
UMLAUFT HELMUT
AT10 patents
⚠️ This page may combine multiple inventors who share the name “UMLAUFT HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEAD SPORTGERAETE GMBH
5 patentsUS5183265AFeb 2, 1993
Racquets, in particular tennis racquets
HEAD SPORTGERAETE GMBH12 citations70
US5075056ADec 24, 1991
Process for the production of a ball game racket frame
HEAD SPORTGERAETE GMBH17 citations70
US4776592AOct 11, 1988
Device for the protection of the strings of a ball racket, particularly tennis racket
HEAD SPORTGERAETE GMBH11 citations70
US5129656AJul 14, 1992
Racquet, in particular a tennis racquet
HEAD SPORTGERAETE GMBH5 citations57
US4974845ADec 4, 1990
Ball Beater as well as process for producing same
HEAD SPORTGERAETE GMBH1 citations49