Assignee
SPUEHL AG
DE·18 granted patents·310 citations·filing 1978–2004
Top patents by PatentIndex Score
18 records- 0178US4609186AMattress spring core with open ended coilsSPUEHL AG·Filed 1985·Granted Sep 2, 1986·63 cites·1 claims
- 0277US5575460ASpring core for a mattressSPUEHL AG·Filed 1995·Granted Nov 19, 1996·55 cites·9 claims
- 0369US6834477B2Method and system for forming strings of pocketed coil springs with traction mechanismSPUEHL AG·Filed 2002·Granted Dec 28, 2004·14 cites·25 claims
- 0468US4413659AApparatus for feeding spiral wire springs from coiling machines to a spring core assembly machineSPUEHL AG·Filed 1981·Granted Nov 8, 1983·28 cites·4 claims
- 0561US5136867AAutomatic frame bending machine for bending of steel rods or band steelSPUEHL AG·Filed 1990·Granted Aug 11, 1992·19 cites·4 claims
- 0652US5054178AProcess and apparatus for the production of innersprings for mattresses and upholstered furnitureSPUEHL AG·Filed 1988·Granted Oct 8, 1991·17 cites·7 claims
- 0751US4354819AMulti-pivotable mold carrier clamping apparatusSPUEHL AG·Filed 1981·Granted Oct 19, 1982·22 cites·8 claims
- 0850US5713115AElectronically regulated apparatus for coiling springsSPUEHL AG·Filed 1996·Granted Feb 3, 1998·15 cites·9 claims
- 0947US4269300AMethod and apparatus for separating helical springs closed by knots at their winding endsSPUEHL AG·Filed 1979·Granted May 26, 1981·12 cites·5 claims
- 1047US4231723AMetering and conveyor arrangementSPUEHL AG·Filed 1978·Granted Nov 4, 1980·14 cites·7 claims
- 1146US5209014AMolds for the growing of seedlingsSPUEHL AG·Filed 1989·Granted May 11, 1993·14 cites·4 claims
- 1245US5788051ADevice for transferring springs to an assembly machineSPUEHL AG·Filed 1996·Granted Aug 4, 1998·12 cites·8 claims
- 1336US7458243B2Spring winding machine and a method for controlling a spring winding machineSPUEHL AG·Filed 2004·Granted Dec 2, 2008·3 cites·8 claims
- 1435US5285674AMeasurement device for detecting gas charge of a plastic componentSPUEHL AG·Filed 1992·Granted Feb 15, 1994·7 cites·4 claims
- 1535US5042124AMachine for punching out butterfly clips for fastening to a frame of a spring coreSPUEHL AG·Filed 1990·Granted Aug 27, 1991·5 cites·4 claims
- 1630US4476702AApparatus for measuring and regulating the position of a wire end of a spiral spring in a coiling machineSPUEHL AG·Filed 1983·Granted Oct 16, 1984·5 cites·2 claims
- 1726US5868240ASpring conveyor apparatusSPUEHL AG·Filed 1996·Granted Feb 9, 1999·4 cites·10 claims
- 1824US4368761ACentering device for a spring core mounting machineSPUEHL AG·Filed 1980·Granted Jan 18, 1983·1 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →