Inventor · disambiguated record
Ulrich Wirtz
Also filed as: WIRTZ ULRICH · WIRTZ ULRICH DR ING
25 granted patents·310 citations·filing 1989–1997
96Inventor score
Files withSCHLAFHORST & CO W25
Top patents by PatentIndex Score
25 records- 0196US5341549AApparatus for removing yarn remnantsSCHLAFHORST & CO W·Filed 1992·Granted Aug 30, 1994·93 cites·22 claims
- 0295US5896735AMethod for producing a spinning cop in a pot spinning machineSCHLAFHORST & CO W·Filed 1997·Granted Apr 27, 1999·23 cites·13 claims
- 0370US5323979AMethod for operating an automatic bobbin winding machineSCHLAFHORST & CO W·Filed 1992·Granted Jun 28, 1994·7 cites·4 claims
- 0469US5056725AAssembly for readying yarn packages for unwinding at a textile winding machineSCHLAFHORST & CO W·Filed 1990·Granted Oct 15, 1991·19 cites·19 claims
- 0567US5301887AMeans for controlling the travel of a yarn in a textile machineSCHLAFHORST & CO W·Filed 1991·Granted Apr 12, 1994·16 cites·42 claims
- 0663US5794867ADevice for winding of yarn packagesSCHLAFHORST & CO W·Filed 1994·Granted Aug 18, 1998·14 cites·10 claims
- 0762US5651507AYarn splicing device for bobbin-winding textile machinesSCHLAFHORST & CO W·Filed 1995·Granted Jul 29, 1997·16 cites·14 claims
- 0861US5092531AAssembly for preparing yarn ends of yarn packages for unwinding at a textile winding machineSCHLAFHORST & CO W·Filed 1990·Granted Mar 3, 1992·6 cites·9 claims
- 0959US4921179AMethod and apparatus for positioning a yarn end for unwindingSCHLAFHORST & CO W·Filed 1989·Granted May 1, 1990·11 cites·38 claims
- 1057US5829706AYarn end preparation device for cheese-producing textile machinesSCHLAFHORST & CO W·Filed 1997·Granted Nov 3, 1998·13 cites·7 claims
- 1157US5359160APeg tray type yarn tube carrier with transmitting-receiving deviceSCHLAFHORST & CO W·Filed 1991·Granted Oct 25, 1994·10 cites·11 claims
- 1256US5484116AMethod and apparatus for moving individual yarn ends into a yarn end joining deviceSCHLAFHORST & CO W·Filed 1993·Granted Jan 16, 1996·13 cites·15 claims
- 1354US5106027AApparatus for preparing a strand end of a package of textile materialSCHLAFHORST & CO W·Filed 1990·Granted Apr 21, 1992·11 cites·11 claims
- 1453US5375691APeg tray type yarn tube carrier with transmitting receiving deviceSCHLAFHORST & CO W·Filed 1994·Granted Dec 27, 1994·13 cites·3 claims
- 1546US5288030AAutomatic positioning device for a yarn end finderSCHLAFHORST & CO W·Filed 1991·Granted Feb 22, 1994·8 cites·26 claims
- 1645US5212389AApparatus for recognizing residual yarn remaining on textile bobbins after unwinding utilizing a sensing device comprising a photooptic detector with a receiver lensSCHLAFHORST & CO W·Filed 1992·Granted May 18, 1993·7 cites·13 claims
- 1744US5275274AApparatus for doffing bobbin tubes from support membersSCHLAFHORST & CO W·Filed 1992·Granted Jan 4, 1994·3 cites·8 claims
- 1841US5484115ATextile machine having multiple winding stations for producing wound yarn packagesSCHLAFHORST & CO W·Filed 1994·Granted Jan 16, 1996·5 cites·13 claims
- 1941US4928903APallet for transporting copsSCHLAFHORST & CO W·Filed 1989·Granted May 29, 1990·5 cites·5 claims
- 2038US5083715AApparatus for loosening an end of textile materialSCHLAFHORST & CO W·Filed 1990·Granted Jan 28, 1992·5 cites·15 claims
- 2137US5328110AAutomatic multi-station textile strand handling machineSCHLAFHORST & CO W·Filed 1993·Granted Jul 12, 1994·4 cites·8 claims
- 2234US5323660AApparatus for classifying textile tubes according to the amount of yarn thereonSCHLAFHORST & CO W·Filed 1992·Granted Jun 28, 1994·3 cites·19 claims
- 2331US5547137ABobbin winding machine with a multiplicity of winding stationsSCHLAFHORST & CO W·Filed 1994·Granted Aug 20, 1996·2 cites·10 claims
- 2430US5348221ATextile machine apparatus for handling tubes having remaining yarnSCHLAFHORST & CO W·Filed 1990·Granted Sep 20, 1994·1 cites·17 claims
- 2527US5444633AMethod and apparatus for detecting the position of a carrier that carries a textile bobbinSCHLAFHORST & CO W·Filed 1994·Granted Aug 22, 1995·2 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →