Assignee
DIEFFENBACHER GMBH MASCHF
DE·78 granted patents·3 pending applications·1,230 citations·filing 1974–2003
Top patents by PatentIndex Score
81 records- 0188US5538676AProcess and plant for the continuous production of particleboardsDIEFFENBACHER GMBH MASCHF·Filed 1994·Granted Jul 23, 1996·30 cites·13 claims
- 0286US4612081APressure equalizing pad for heated plate pressesDIEFFENBACHER GMBH MASCHF·Filed 1985·Granted Sep 16, 1986·32 cites·11 claims
- 0383US5611269AContinuously operating press for the production of particle boards, fiber boards or similar wood boards and plastic boardsDIEFFENBACHER GMBH MASCHF·Filed 1995·Granted Mar 18, 1997·25 cites·17 claims
- 0482US4017248AContinuously operating panel pressDIEFFENBACHER GMBH MASCHF·Filed 1975·Granted Apr 12, 1977·29 cites·8 claims
- 0581US5762980AInstallation for the continuous production of boards of wood-based materialDIEFFENBACHER GMBH MASCHF·Filed 1997·Granted Jun 9, 1998·38 cites·12 claims
- 0679US6776596B2Apparatus for the manufacture of fiber-reinforced plastic compositionsDIEFFENBACHER GMBH MASCHF·Filed 2001·Granted Aug 17, 2004·15 cites·12 claims
- 0779US6238733B1Method and plasticating extruder for producing fiber-reinforced polymer compositionsDIEFFENBACHER GMBH MASCHF·Filed 1999·Granted May 29, 2001·46 cites·12 claims
- 0879US5862612AMethod and system for dewatering carboniferous materials using a vaportight pressure chamberDIEFFENBACHER GMBH MASCHF·Filed 1996·Granted Jan 26, 1999·35 cites·36 claims
- 0979US5537919AMeasuring and control system for a continuously operating pressDIEFFENBACHER GMBH MASCHF·Filed 1994·Granted Jul 23, 1996·23 cites·19 claims
- 1078US5895546AProcess and plant for the continuous assembly and gluing of veneer panels to form veneer laminatesDIEFFENBACHER GMBH MASCHF·Filed 1997·Granted Apr 20, 1999·36 cites·8 claims
- 1178US4253891AProcess and device for the charging, pressing and removing stacked packs from a heat pressDIEFFENBACHER GMBH MASCHF·Filed 1979·Granted Mar 3, 1981·26 cites·4 claims
- 1276US5562028ALongitudinal and convex flexural deformation of a press plate/heating plate in a continuously operating pressDIEFFENBACHER GMBH MASCHF·Filed 1995·Granted Oct 8, 1996·21 cites·14 claims
- 1375US6599456B1Method and apparatus for the continuous and discontinuous production of boards of ligneous materialDIEFFENBACHER GMBH MASCHF·Filed 2000·Granted Jul 29, 2003·19 cites·16 claims
- 1475US5900139AFilter press for reducing the water content of solid materials and/or sludgesDIEFFENBACHER GMBH MASCHF·Filed 1997·Granted May 4, 1999·19 cites·11 claims
- 1575US5579687AContinuously operating press for the production of particle boards, fiber boards or similar wood boards and plastic boardsDIEFFENBACHER GMBH MASCHF·Filed 1994·Granted Dec 3, 1996·19 cites·16 claims
- 1675US5253571AMethod for guiding steel bands about a longitudinal axis of a continuously working pressDIEFFENBACHER GMBH MASCHF·Filed 1993·Granted Oct 19, 1993·28 cites·7 claims
- 1774US5454304AApparatus for the continuous manufacture of chip boardsDIEFFENBACHER GMBH MASCHF·Filed 1995·Granted Oct 3, 1995·30 cites·11 claims
- 1874US5333541AMethod for guiding steel bands of a continuously working press by altering a position of a pressing ram to apply a varying pressure profile to a material being pressedDIEFFENBACHER GMBH MASCHF·Filed 1993·Granted Aug 2, 1994·26 cites·4 claims
- 1973US5433145AContinuously working press having entry systems for applying a variable pressure prior to a material being pressedDIEFFENBACHER GMBH MASCHF·Filed 1994·Granted Jul 18, 1995·16 cites·16 claims
- 2072US6290809B1Apparatus for the production of boards of wood-based materialDIEFFENBACHER GMBH MASCHF·Filed 1999·Granted Sep 18, 2001·26 cites·7 claims
- 2172US6054081AProcess for the continuous production of boards of wood-based materialDIEFFENBACHER GMBH MASCHF·Filed 1995·Granted Apr 25, 2000·27 cites·46 claims
- 2272US5337655AContinuously working press having entry systems for applying a variable pressure prior to a material being pressedDIEFFENBACHER GMBH MASCHF·Filed 1993·Granted Aug 16, 1994·25 cites·2 claims
- 2371US5213819AContinuously operating pressDIEFFENBACHER GMBH MASCHF·Filed 1992·Granted May 25, 1993·30 cites·11 claims
- 2470US5323696ADevice for guiding steel bandsDIEFFENBACHER GMBH MASCHF·Filed 1993·Granted Jun 28, 1994·23 cites·14 claims
- 2570US5088398AContinuously working pressDIEFFENBACHER GMBH MASCHF·Filed 1990·Granted Feb 18, 1992·17 cites·8 claims
- 2668US5862746AApparatus for reducing the water content of water-containing brown coalDIEFFENBACHER GMBH MASCHF·Filed 1997·Granted Jan 26, 1999·19 cites·14 claims
- 2767US6533890B1Method and steam press for the production of boards of ligneous materialDIEFFENBACHER GMBH MASCHF·Filed 2000·Granted Mar 18, 2003·14 cites·4 claims
- 2867US6312632B1Process for the production of wood-based boards having structured surfacesDIEFFENBACHER GMBH MASCHF·Filed 1998·Granted Nov 6, 2001·27 cites·5 claims
- 2967US5096408AContinuously operating pressDIEFFENBACHER GMBH MASCHF·Filed 1991·Granted Mar 17, 1992·25 cites·8 claims
- 3067US4348252ADevice for the insertion and extraction of a laminating pack in and from a pressDIEFFENBACHER GMBH MASCHF·Filed 1981·Granted Sep 7, 1982·18 cites·17 claims
- 3165US7353934B2Method and apparatus for picking up a plastic productDIEFFENBACHER GMBH MASCHF·Filed 2003·Granted Apr 8, 2008·5 cites·5 claims
- 3265US4611983AInjection press for use in a transfer molding systemDIEFFENBACHER GMBH MASCHF·Filed 1984·Granted Sep 16, 1986·22 cites·7 claims
- 3364US6402869B1Method for gluing plywood and LVL boardsDIEFFENBACHER GMBH MASCHF·Filed 2000·Granted Jun 11, 2002·10 cites·5 claims
- 3464US5168738AControl system for a hydroelastic deep-drawing deviceDIEFFENBACHER GMBH MASCHF·Filed 1991·Granted Dec 8, 1992·16 cites·7 claims
- 3563US6402877B1Process for producing boards made of derived timber products or laminated veneer boardsDIEFFENBACHER GMBH MASCHF·Filed 1999·Granted Jun 11, 2002·22 cites·10 claims
- 3663US5182986AMethod for realigning steel bands with respect to a longitudinal axis of a continuously working pressDIEFFENBACHER GMBH MASCHF·Filed 1991·Granted Feb 2, 1993·14 cites·6 claims
- 3763US4424092AFeed and discharge apparatus for a laminate pressDIEFFENBACHER GMBH MASCHF·Filed 1982·Granted Jan 3, 1984·24 cites·8 claims
- 3862US7354540B2Method for manufacturing fiber-reinforced moldingsDIEFFENBACHER GMBH MASCHF·Filed 2003·Granted Apr 8, 2008·4 cites·9 claims
- 3961US5979211AHydraulic deep drawing apparatusDIEFFENBACHER GMBH MASCHF·Filed 1997·Granted Nov 9, 1999·19 cites·20 claims
- 4061US5887514AMethod, filter press and control device for reducing the water content of solid materials and/or sludgesDIEFFENBACHER GMBH MASCHF·Filed 1997·Granted Mar 30, 1999·15 cites·3 claims
- 4160US5255552AHydroelastic deep-drawing apparatusDIEFFENBACHER GMBH MASCHF·Filed 1992·Granted Oct 26, 1993·14 cites·16 claims
- 4259US5775214AApparatus for the continuous production of particle, fiber, plastic and wood boardsDIEFFENBACHER GMBH MASCHF·Filed 1996·Granted Jul 7, 1998·20 cites·15 claims
- 4359US3998580APress spar for heated panel pressDIEFFENBACHER GMBH MASCHF·Filed 1974·Granted Dec 21, 1976·21 cites·16 claims
- 4457US6502326B1Method and apparatus for dewatering fiber cellsDIEFFENBACHER GMBH MASCHF·Filed 2000·Granted Jan 7, 2003·4 cites·21 claims
- 4556US7004300B2Adjustable disc roll for longitudinally orienting elongated wood chipsDIEFFENBACHER GMBH MASCHF·Filed 2003·Granted Feb 28, 2006·8 cites·19 claims
- 4656US4909719AHeated platen press of window frame-like constructionDIEFFENBACHER GMBH MASCHF·Filed 1988·Granted Mar 20, 1990·10 cites·5 claims
- 4755US5404810AMethod for the continuous manufacture of chip boardsDIEFFENBACHER GMBH MASCHF·Filed 1994·Granted Apr 11, 1995·14 cites·5 claims
- 4854US4466857AContinuously operating press for the production of particle board, fiberboard, plywood sheets or the likeDIEFFENBACHER GMBH MASCHF·Filed 1981·Granted Aug 21, 1984·9 cites·8 claims
- 4951US6444079B1Process and apparatus for producing endless laminated veneer boardsDIEFFENBACHER GMBH MASCHF·Filed 1999·Granted Sep 3, 2002·13 cites·16 claims
- 5051US5042372AContinuously working pressDIEFFENBACHER GMBH MASCHF·Filed 1990·Granted Aug 27, 1991·16 cites·20 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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