Assignee
ZELLWEGER USTER AG
108 granted patents·1,801 citations·filing 1973–1993
Top patents by PatentIndex Score
108 records- 0197US4653153AMethod and device for the optimization of the drawing process on autoleveller drawframes in the textile industryZELLWEGER USTER AG·Filed 1985·Granted Mar 31, 1987·38 cites·16 claims
- 0296US4319332AMethod and apparatus for space monitoring by means of pulsed directional beamZELLWEGER USTER AG·Filed 1979·Granted Mar 9, 1982·93 cites·77 claims
- 0392US4864853AApparatus for measuring the thickness of fibre sliversZELLWEGER USTER AG·Filed 1987·Granted Sep 12, 1989·26 cites·25 claims
- 0491US4481820AMethod of and an apparatus for measuring characteristic features of fibrous materialZELLWEGER USTER AG·Filed 1982·Granted Nov 13, 1984·39 cites·30 claims
- 0591US3978388ACurrent-supply arrangement for an electronic remote control receiverZELLWEGER USTER AG·Filed 1974·Granted Aug 31, 1976·47 cites·6 claims
- 0690US4758691AApparatus for determining the position of a movable objectZELLWEGER USTER AG·Filed 1987·Granted Jul 19, 1988·107 cites·23 claims
- 0789US4007457AMethod of and apparatus for detecting faults in the operation of open-end spinning machinesZELLWEGER USTER AG·Filed 1975·Granted Feb 8, 1977·38 cites·38 claims
- 0888US3970898AMethod of automatically isolating a faulty section of a power line belonging to an electrical energy supply network, and arrangement for carrying out this methodZELLWEGER USTER AG·Filed 1974·Granted Jul 20, 1976·89 cites·17 claims
- 0987US5181374AMethod for setting the sensitivity limits of electronic yarn clearers, and device for carrying out the methodZELLWEGER USTER AG·Filed 1990·Granted Jan 26, 1993·16 cites·17 claims
- 1087US4527894AMethod and apparatus for measuring the velocity of moved objects or the likeZELLWEGER USTER AG·Filed 1982·Granted Jul 9, 1985·56 cites·22 claims
- 1186US4271565AMethod and apparatus for regulating out variations in the sliver weight on devices for processing fibre sliversZELLWEGER USTER AG·Filed 1979·Granted Jun 9, 1981·29 cites·40 claims
- 1285US5414520AProcess and device for detecting impurities in a textile test materialZELLWEGER USTER AG·Filed 1993·Granted May 9, 1995·35 cites·22 claims
- 1385US5146550AProcess for displaying measuring results in graphic form in test apparatus for testing textile goods and apparatus for carrying out the processZELLWEGER USTER AG·Filed 1991·Granted Sep 8, 1992·21 cites·24 claims
- 1484US5124928ASystem for monitoring a plurality of textile machine workstationsZELLWEGER USTER AG·Filed 1989·Granted Jun 23, 1992·29 cites·20 claims
- 1583US4097692AMethod and apparatus for the two-way transmission of pulsesZELLWEGER USTER AG·Filed 1976·Granted Jun 27, 1978·33 cites·23 claims
- 1682US4837504AElectricity meter and method of calibrating sameZELLWEGER USTER AG·Filed 1986·Granted Jun 6, 1989·56 cites·18 claims
- 1781US5030841AProcess and device for measuring the twist of a running, elongate test bodyZELLWEGER USTER AG·Filed 1988·Granted Jul 9, 1991·25 cites·15 claims
- 1880US4051722AMethod and apparatus for measuring irregularities in the cross-section of yarns, roving, bands and the likeZELLWEGER USTER AG·Filed 1977·Granted Oct 4, 1977·31 cites·23 claims
- 1979US4438548AMethod and apparatus for controlling fluctuations in sliver weight on cards, carding machines and the likeZELLWEGER USTER AG·Filed 1980·Granted Mar 27, 1984·22 cites·16 claims
- 2077US4849644AOptoelectric distance measuring apparatus with delay and zero cross detectorZELLWEGER USTER AG·Filed 1988·Granted Jul 18, 1989·28 cites·6 claims
- 2173US4948260AMethod and apparatus for examining hairiness of yarnZELLWEGER USTER AG·Filed 1989·Granted Aug 14, 1990·32 cites·10 claims
- 2273US4168604AMethod and apparatus for evaluating yarn signals based on the detection of at least approximately periodic variations in cross sectionZELLWEGER USTER AG·Filed 1978·Granted Sep 25, 1979·22 cites·19 claims
- 2372US4184769ADetermination of yarn defectsZELLWEGER USTER AG·Filed 1976·Granted Jan 22, 1980·17 cites·17 claims
- 2471US4643230AMethod and apparatus for the automatic monitoring of textile fabrics, especially woven fabricsZELLWEGER USTER AG·Filed 1985·Granted Feb 17, 1987·17 cites·8 claims
- 2568US5287605ADevice for manipulating healds or drop wires in a warp-thread drawing-in machineZELLWEGER USTER AG·Filed 1991·Granted Feb 22, 1994·22 cites·23 claims
- 2668US4122657AApparatus for monitoring for thread breakage a continuous sequence of work positions on a textile machineZELLWEGER USTER AG·Filed 1977·Granted Oct 31, 1978·8 cites·15 claims
- 2767US5128611AElectronic electricity meterZELLWEGER USTER AG·Filed 1990·Granted Jul 7, 1992·35 cites·12 claims
- 2867US4805276AMonitoring device for double threads in warp tying machinesZELLWEGER USTER AG·Filed 1986·Granted Feb 21, 1989·16 cites·19 claims
- 2967US4311958ACapacitive thread stopping motionZELLWEGER USTER AG·Filed 1978·Granted Jan 19, 1982·14 cites·5 claims
- 3065US4888944AProcess and apparatus for production and quality control in multi-spindle textile machinesZELLWEGER USTER AG·Filed 1988·Granted Dec 26, 1989·14 cites·22 claims
- 3165US4794802AProcess and apparatus for measuring the warp tension in looms and the likeZELLWEGER USTER AG·Filed 1985·Granted Jan 3, 1989·8 cites·23 claims
- 3265US4717915AMethod and apparatus for the graphic registration of moving vehiclesZELLWEGER USTER AG·Filed 1985·Granted Jan 5, 1988·24 cites·16 claims
- 3365US4051756ACutting arrangementZELLWEGER USTER AG·Filed 1975·Granted Oct 4, 1977·18 cites·35 claims
- 3465US3951321AMethod of, apparatus for, transporting yarns through measuring unitsZELLWEGER USTER AG·Filed 1974·Granted Apr 20, 1976·18 cites·2 claims
- 3564US5123280ADevice for measuring the thickness and/or the unevenness of sliversZELLWEGER USTER AG·Filed 1991·Granted Jun 23, 1992·6 cites·12 claims
- 3664US4430720ACleaning yarns and assessing yarn defectsZELLWEGER USTER AG·Filed 1979·Granted Feb 7, 1984·18 cites·12 claims
- 3764US4018660AGas electrodeZELLWEGER USTER AG·Filed 1974·Granted Apr 19, 1977·16 cites·13 claims
- 3862US5253404AApparatus for drawing warp yarns into a weaving reedZELLWEGER USTER AG·Filed 1992·Granted Oct 19, 1993·14 cites·17 claims
- 3962US4341065AProduction of bindings of fiber bundlesZELLWEGER USTER AG·Filed 1981·Granted Jul 27, 1982·15 cites·15 claims
- 4058US5050437AApparatus for determining strength properties of long textile test materialZELLWEGER USTER AG·Filed 1990·Granted Sep 24, 1991·23 cites·23 claims
- 4157US4315607AMethod and apparatus for obtaining predeterminable and exact yarn length on cross-wound bobbinsZELLWEGER USTER AG·Filed 1980·Granted Feb 16, 1982·11 cites·14 claims
- 4256US5184380AMethod and apparatus for singularizing healds for warp thread drawing-in machineZELLWEGER USTER AG·Filed 1991·Granted Feb 9, 1993·15 cites·28 claims
- 4356US5054317ADevice for monitoring and/or measuring parameters of a running, thread-like or wire-like test material and method for operating the deviceZELLWEGER USTER AG·Filed 1990·Granted Oct 8, 1991·30 cites·13 claims
- 4456US4572243ASystem and apparatus for the measurement of the tension of textile fabrics in textile machinesZELLWEGER USTER AG·Filed 1983·Granted Feb 25, 1986·14 cites·20 claims
- 4556US4232447AMethod and an apparatus for continuously monitoring the cross-section of sliversZELLWEGER USTER AG·Filed 1979·Granted Nov 11, 1980·13 cites·11 claims
- 4656US4126793ACircuit arrangement for a remote control receiverZELLWEGER USTER AG·Filed 1976·Granted Nov 21, 1978·20 cites·8 claims
- 4755US5174000AApparatus for singularizing drop-wires in warp-thread drawing-in machinesZELLWEGER USTER AG·Filed 1991·Granted Dec 29, 1992·10 cites·13 claims
- 4854US4591995AProcess and device for monitoring single strands in stranding processesZELLWEGER USTER AG·Filed 1983·Granted May 27, 1986·12 cites·14 claims
- 4954US4272868ADevice for obtaining a control signal corresponding to the density of the fibre web lying on a fibre-carrying element of a cardZELLWEGER USTER AG·Filed 1979·Granted Jun 16, 1981·13 cites·28 claims
- 5053US5274894AMachine for the automatic drawing-in of warp threadsZELLWEGER USTER AG·Filed 1991·Granted Jan 4, 1994·19 cites·12 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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