Inventor · disambiguated record
Helmut Umlauft
Also filed as: UMLAUFT HELMUT
10 granted patents·1 pending application·129 citations·filing 1986–2001
89Inventor score
Files withHEAD SPORTGERAETE GMBH5HEAD SPORT AG3HEAD SPORTGERATE GES M B H & CO OHG1TYROLIA FREIZEITGERAETE1
Top patents by PatentIndex Score
11 records- 0169US6106417ALightweight tennis racket having high frequencyHEAD SPORT AG·Filed 1998·Granted Aug 22, 2000·39 cites·36 claims
- 0268US5221105ASki and a manufacturing method thereforTYROLIA FREIZEITGERAETE·Filed 1991·Granted Jun 22, 1993·30 cites·10 claims
- 0352US5075056AProcess for the production of a ball game racket frameHEAD SPORTGERAETE GMBH·Filed 1989·Granted Dec 24, 1991·17 cites·18 claims
- 0442US2003184050A1Multifunctional skiFiled 2001·Application pending·0 cites
- 0535USD348093SBase cap for a racquet handleHEAD SPORTGERATE GES M B H & CO OHG·Filed 1991·Granted Jun 21, 1994·5 cites·1 claims
- 0633US5183265ARacquets, in particular tennis racquetsHEAD SPORTGERAETE GMBH·Filed 1990·Granted Feb 2, 1993·12 cites·17 claims
- 0732US6059674ARacquetball racquetHEAD SPORT AG·Filed 1997·Granted May 9, 2000·7 cites·6 claims
- 0831US4776592ADevice for the protection of the strings of a ball racket, particularly tennis racketHEAD SPORTGERAETE GMBH·Filed 1986·Granted Oct 11, 1988·11 cites·10 claims
- 0928US5893810ATennis racketsHEAD SPORT AG·Filed 1996·Granted Apr 13, 1999·2 cites·1 claims
- 1026US5129656ARacquet, in particular a tennis racquetHEAD SPORTGERAETE GMBH·Filed 1991·Granted Jul 14, 1992·5 cites·16 claims
- 1124US4974845ABall Beater as well as process for producing sameHEAD SPORTGERAETE GMBH·Filed 1989·Granted Dec 4, 1990·1 cites·8 claims
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