Inventor · disambiguated record
Heinz Zumfeld
Also filed as: ZUMFELD HEINZ
24 granted patents·234 citations·filing 1979–1991
96Inventor score
Technology areasB65H
Files withSCHLAFHORST & CO W24
Top patents by PatentIndex Score
24 records- 0186US4232509AMethod and device for joining an upper thread to a lower threadSCHLAFHORST & CO W·Filed 1979·Granted Nov 11, 1980·26 cites·18 claims
- 0271US4344277AMethod and apparatus for connecting an upper thread with a lower threadSCHLAFHORST & CO W·Filed 1980·Granted Aug 17, 1982·17 cites·25 claims
- 0369US4322943ADevice for joining an upper thread to a lower threadSCHLAFHORST & CO W·Filed 1981·Granted Apr 6, 1982·16 cites·8 claims
- 0468US4445318AMethod and device for making a knot-free thread connection by splicingSCHLAFHORST & CO W·Filed 1982·Granted May 1, 1984·17 cites·16 claims
- 0566US4452035AThread splicing deviceSCHLAFHORST & CO W·Filed 1981·Granted Jun 5, 1984·15 cites·28 claims
- 0665US4499715AMethod and device for the knot-free connection of two threadsSCHLAFHORST & CO W·Filed 1982·Granted Feb 19, 1985·15 cites·15 claims
- 0762US4314437ASplicing deviceSCHLAFHORST & CO W·Filed 1980·Granted Feb 9, 1982·12 cites·9 claims
- 0861US4765128ADevice for producing a thread connection by splicingSCHLAFHORST & CO W·Filed 1986·Granted Aug 23, 1988·14 cites·10 claims
- 0957US4610132ACompressed air thread splicing deviceSCHLAFHORST & CO W·Filed 1985·Granted Sep 9, 1986·11 cites·9 claims
- 1055US4938013ASplicing head with variable compressed air entrance openingsSCHLAFHORST & CO W·Filed 1988·Granted Jul 3, 1990·10 cites·14 claims
- 1155US4397138AMethod and device for joining textile threads by splicing with the aid of compressed airSCHLAFHORST & CO W·Filed 1981·Granted Aug 9, 1983·11 cites·23 claims
- 1253US4738093AAutomotive splicer for splicing ends of spun yarn and a method of splicing spun yarnsSCHLAFHORST & CO W·Filed 1987·Granted Apr 19, 1988·9 cites·25 claims
- 1353US4608815ACompressed-air thread splicing deviceSCHLAFHORST & CO W·Filed 1984·Granted Sep 2, 1986·9 cites·12 claims
- 1448US5115629AMethod and apparatus for preparing yarn ends to be splicedSCHLAFHORST & CO W·Filed 1991·Granted May 26, 1992·8 cites·12 claims
- 1548US4419858AThread splicing deviceSCHLAFHORST & CO W·Filed 1981·Granted Dec 13, 1983·8 cites·30 claims
- 1647US4441308AThread splicing deviceSCHLAFHORST & CO W·Filed 1982·Granted Apr 10, 1984·7 cites·10 claims
- 1745US4476671ADevice for the partial straightening and parallelizing of the fibers of a thread or thread endSCHLAFHORST & CO W·Filed 1982·Granted Oct 16, 1984·6 cites·16 claims
- 1843US4565058AMake-ready unit for making a thread end readySCHLAFHORST & CO W·Filed 1985·Granted Jan 21, 1986·6 cites·9 claims
- 1943US4424663AThread splicing deviceSCHLAFHORST & CO W·Filed 1981·Granted Jan 10, 1984·6 cites·36 claims
- 2039US4610133AMake-ready device for readying a thread endSCHLAFHORST & CO W·Filed 1984·Granted Sep 9, 1986·4 cites·2 claims
- 2135US4468918ACompressed gas splicing headSCHLAFHORST & CO W·Filed 1983·Granted Sep 4, 1984·3 cites·2 claims
- 2233US4445319ADevice for tying a first thread to a second thread by splicing with pressure gasSCHLAFHORST & CO W·Filed 1982·Granted May 1, 1984·2 cites·3 claims
- 2331US5105611AYarn splicing deviceSCHLAFHORST & CO W·Filed 1988·Granted Apr 21, 1992·1 cites·11 claims
- 2427US4419860ASplicing headSCHLAFHORST & CO W·Filed 1982·Granted Dec 13, 1983·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →