Assignee
WILL E C H GMBH & CO
DE·88 granted patents·5 pending applications·1,378 citations·filing 1977–2009
Top patents by PatentIndex Score
93 records- 0190US4572350AApparatus for diverting stacks of sheets in paper processing machinesWILL E C H GMBH & CO·Filed 1984·Granted Feb 25, 1986·43 cites·35 claims
- 0288US4807739AMethod of and apparatus for transporting and turning stacks of paper sheetsWILL E C H GMBH & CO·Filed 1987·Granted Feb 28, 1989·58 cites·22 claims
- 0388US4484501AApparatus for cutting and trimming paper sheets or the likeWILL E C H GMBH & CO·Filed 1982·Granted Nov 27, 1984·51 cites·19 claims
- 0488US4385537AApparatus for engaging and transporting discrete sheets of paper or the likeWILL E C H GMBH & CO·Filed 1981·Granted May 31, 1983·50 cites·19 claims
- 0587US4765790AApparatus for accumulating stacks of paper sheets and the likeWILL E C H GMBH & CO·Filed 1987·Granted Aug 23, 1988·35 cites·14 claims
- 0686US4708332AMethod and apparatus for zig-zag folding webs of paper and the likeWILL E C H GMBH & CO·Filed 1986·Granted Nov 24, 1987·30 cites·20 claims
- 0785US4842573AApparatus for forming stacks of panels in zig-zag formationWILL E C H GMBH & CO·Filed 1988·Granted Jun 27, 1989·34 cites·24 claims
- 0884US4901842AApparatus for turning stacks and conveyors thereforWILL E C H GMBH & CO·Filed 1988·Granted Feb 20, 1990·39 cites·13 claims
- 0984US4717013AApparatus for transporting layers of paper sheets to processing machinesWILL E C H GMBH & CO·Filed 1986·Granted Jan 5, 1988·29 cites·8 claims
- 1084US4518075AApparatus for gathering and singularizing stacks of paper sheets or the likeWILL E C H GMBH & CO·Filed 1982·Granted May 21, 1985·37 cites·21 claims
- 1183US6481952B2Method of and apparatus for accumulating successive stacks of superimposed sheetsWILL E C H GMBH & CO·Filed 2001·Granted Nov 19, 2002·25 cites·25 claims
- 1282US5004094AApparatus for transporting stacks of paper sheets to processing machinesWILL E C H GMBH & CO·Filed 1987·Granted Apr 2, 1991·39 cites·22 claims
- 1382US4842125AApparatus for transporting stacks of paper sheets and the likeWILL E C H GMBH & CO·Filed 1988·Granted Jun 27, 1989·26 cites·14 claims
- 1481US4297066APaper sheet layer forming and transferring arrangementWILL E C H GMBH & CO·Filed 1979·Granted Oct 27, 1981·26 cites·8 claims
- 1578US4364552AMethod and apparatus for forming a stream of partially overlapping paper sheets or the likeWILL E C H GMBH & CO·Filed 1980·Granted Dec 21, 1982·32 cites·7 claims
- 1677US4548404AMethod and apparatus for forming a stream of partly overlapping paper sheetsWILL E C H GMBH & CO·Filed 1984·Granted Oct 22, 1985·28 cites·15 claims
- 1776US4502592AApparatus for intermittently transporting stacks of paper sheets or the likeWILL E C H GMBH & CO·Filed 1982·Granted Mar 5, 1985·22 cites·19 claims
- 1876US4437560AApparatus for changing the direction of transport of paper stacks or the likeWILL E C H GMBH & CO·Filed 1982·Granted Mar 20, 1984·25 cites·25 claims
- 1976US4257299AMeans for moving a rotary knife in apparatus for cutting paper sheets or the likeWILL E C H GMBH & CO·Filed 1979·Granted Mar 24, 1981·27 cites·10 claims
- 2073US4878659AMethod of and apparatus for gathering and manipulating stacks of paper sheets and the likeWILL E C H GMBH & CO·Filed 1987·Granted Nov 7, 1989·18 cites·37 claims
- 2173US4629058AMethod and apparatus for transporting layers of paper sheets to processing machinesWILL E C H GMBH & CO·Filed 1984·Granted Dec 16, 1986·21 cites·7 claims
- 2273US4257298AApparatus for cutting paper sheets or the likeWILL E C H GMBH & CO·Filed 1979·Granted Mar 24, 1981·23 cites·10 claims
- 2372US5295775AMethod of and apparatus for making booksWILL E C H GMBH & CO·Filed 1992·Granted Mar 22, 1994·39 cites·32 claims
- 2469US5417535AMethod of and apparatus for making books, brochures and the likeWILL E C H GMBH & CO·Filed 1993·Granted May 23, 1995·32 cites·27 claims
- 2566US7905445B2Unwinding device for winding drumWILL E C H GMBH & CO·Filed 2008·Granted Mar 15, 2011·4 cites·17 claims
- 2665US4508210AApparatus for transporting paper stacks or the likeWILL E C H GMBH & CO·Filed 1982·Granted Apr 2, 1985·17 cites·12 claims
- 2764US4387890AApparatus for changing the orientation of stacked paper sheets or the likeWILL E C H GMBH & CO·Filed 1981·Granted Jun 14, 1983·20 cites·14 claims
- 2863US5247865AApparatus for subdividing running paper webs into narrower websWILL E C H GMBH & CO·Filed 1992·Granted Sep 28, 1993·22 cites·17 claims
- 2962US4765791AApparatus for expelling air from stacks of paper sheets and the likeWILL E C H GMBH & CO·Filed 1986·Granted Aug 23, 1988·14 cites·13 claims
- 3062US4500241AMachine for making ruled pads or the likeWILL E C H GMBH & CO·Filed 1982·Granted Feb 19, 1985·17 cites·25 claims
- 3160US5162036AApparatus for moving apart successive webs of a series of webs having sections in zig-zag formationWILL E C H GMBH & CO·Filed 1991·Granted Nov 10, 1992·14 cites·13 claims
- 3260US5161442AApparatus for cross cutting running websWILL E C H GMBH & CO·Filed 1991·Granted Nov 10, 1992·24 cites·7 claims
- 3360US4854932AMethod of and apparatus for gathering and manipulating stacked zig-zag formations of paper sheetsWILL E C H GMBH & CO·Filed 1987·Granted Aug 8, 1989·13 cites·30 claims
- 3460US4743319AMethod of and apparatus for making self sticking note padsWILL E C H GMBH & CO·Filed 1986·Granted May 10, 1988·18 cites·15 claims
- 3560US4586315AApparatus for introducing stacks of paper layers into cartonsWILL E C H GMBH & CO·Filed 1984·Granted May 6, 1986·18 cites·13 claims
- 3659US6527501B2Apparatus for accumulating and transporting stacks of paper sheets and the likeWILL E C H GMBH & CO·Filed 1999·Granted Mar 4, 2003·13 cites·13 claims
- 3757US7059598B2Conveying arrangement for sheet quires and method for combining sheet quiresWILL E C H GMBH & CO·Filed 2002·Granted Jun 13, 2006·6 cites·26 claims
- 3857US4095623AApparatus for severing and deforming the ends of helical binders for pads or the likeWILL E C H GMBH & CO·Filed 1977·Granted Jun 20, 1978·12 cites·18 claims
- 3956US6364312B1Method and arrangement for removing air inclusions when forming stacks from sheetsWILL E C H GMBH & CO·Filed 2000·Granted Apr 2, 2002·5 cites·23 claims
- 4056US6338482B1Apparatus for converting a file of successive sheets into a stream of partially overlapping sheetsWILL E C H GMBH & CO·Filed 1999·Granted Jan 15, 2002·14 cites·33 claims
- 4155US4403899AApparatus for gathering writing pads or the likeWILL E C H GMBH & CO·Filed 1981·Granted Sep 13, 1983·14 cites·37 claims
- 4255US4392402AApparatus for severing running paper webs or the likeWILL E C H GMBH & CO·Filed 1981·Granted Jul 12, 1983·16 cites·12 claims
- 4354US7651089B2Method and device for forming stacks of flat elementsWILL E C H GMBH & CO·Filed 2007·Granted Jan 26, 2010·2 cites·35 claims
- 4454US7222722B2Apparatus and method for conveying objects transverselyWILL E C H GMBH & CO·Filed 2004·Granted May 29, 2007·8 cites·41 claims
- 4554US5233815AApparatus for manipulating stacks of paper sheets and the likeWILL E C H GMBH & CO·Filed 1992·Granted Aug 10, 1993·11 cites·11 claims
- 4654US5072638AApparatus for severing and dedusting webs of paper or the likeWILL E C H GMBH & CO·Filed 1990·Granted Dec 17, 1991·18 cites·10 claims
- 4754US4603768AApparatus for transporting paper stacksWILL E C H GMBH & CO·Filed 1984·Granted Aug 5, 1986·13 cites·17 claims
- 4853US5397120AApparatus for stacking sheetsWILL E C H GMBH & CO·Filed 1994·Granted Mar 14, 1995·12 cites·11 claims
- 4953US5363730AApparatus for manipulating sheets or webs of paperWILL E C H GMBH & CO·Filed 1992·Granted Nov 15, 1994·13 cites·7 claims
- 5053US4977788AApparatus for adjusting the positions of components in machinesWILL E C H GMBH & CO·Filed 1989·Granted Dec 18, 1990·13 cites·17 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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