Assignee
HERION WERKE KG
DE·28 granted patents·616 citations·filing 1975–1995
Top patents by PatentIndex Score
28 records- 0197US4067357APilot-operated directional control valveHERION WERKE KG·Filed 1975·Granted Jan 10, 1978·92 cites·13 claims
- 0281US4950985AApparatus for measuring electromagnetic values of a coil, in particular for measuring the position of armature of a coil/armature magnetic systemHERION WERKE KG·Filed 1988·Granted Aug 21, 1990·43 cites·12 claims
- 0380US5138292AEncapsulated apparatusHERION WERKE KG·Filed 1991·Granted Aug 11, 1992·34 cites·12 claims
- 0480US4685383ASeal for rodless cylinder with shuttle pistonHERION WERKE KG·Filed 1985·Granted Aug 11, 1987·29 cites·20 claims
- 0579US4452267APressure regulating valveHERION WERKE KG·Filed 1981·Granted Jun 5, 1984·34 cites·7 claims
- 0678US5361802AValve blockHERION WERKE KG·Filed 1992·Granted Nov 8, 1994·41 cites·13 claims
- 0778US4707278AControl valveHERION WERKE KG·Filed 1985·Granted Nov 17, 1987·39 cites·18 claims
- 0872US4565209APressure regulating valve with feedback controlHERION WERKE KG·Filed 1984·Granted Jan 21, 1986·25 cites·8 claims
- 0970US4203571AMultiway switching valveHERION WERKE KG·Filed 1978·Granted May 20, 1980·22 cites·2 claims
- 1069US4821773ADirectional control valveHERION WERKE KG·Filed 1988·Granted Apr 18, 1989·28 cites·10 claims
- 1167US4748896ASafety valve assemblyHERION WERKE KG·Filed 1987·Granted Jun 7, 1988·18 cites·9 claims
- 1266US4432391AImpulse valveHERION WERKE KG·Filed 1981·Granted Feb 21, 1984·20 cites·10 claims
- 1365US5215114ASafety valveHERION WERKE KG·Filed 1991·Granted Jun 1, 1993·25 cites·6 claims
- 1462US4706548ATwo-hand safety control mechanismHERION WERKE KG·Filed 1986·Granted Nov 17, 1987·20 cites·18 claims
- 1560US4371178ASealing arrangement, particularly for sealing valve piston relative to valve housingHERION WERKE KG·Filed 1981·Granted Feb 1, 1983·18 cites·18 claims
- 1658US5741002AControl valveHERION WERKE KG·Filed 1995·Granted Apr 21, 1998·19 cites·11 claims
- 1758US4903727ASafety valveHERION WERKE KG·Filed 1989·Granted Feb 27, 1990·17 cites·7 claims
- 1854US4840198AControl valveHERION WERKE KG·Filed 1988·Granted Jun 20, 1989·16 cites·12 claims
- 1953US4473095AHydraulic valveHERION WERKE KG·Filed 1982·Granted Sep 25, 1984·13 cites·18 claims
- 2042US4354270ASelf-monitoring system for supervising congruence between control signalsHERION WERKE KG·Filed 1979·Granted Oct 12, 1982·10 cites·8 claims
- 2141US5243158AFluid operated pressure switch for controlling a switching elementHERION WERKE KG·Filed 1992·Granted Sep 7, 1993·10 cites·15 claims
- 2241US4254798ADirectional control valveHERION WERKE KG·Filed 1979·Granted Mar 10, 1981·6 cites·5 claims
- 2339US4903729ASafety valveHERION WERKE KG·Filed 1989·Granted Feb 27, 1990·7 cites·7 claims
- 2438US4555977AHydraulic control circuit for controlling and monitoring operating pressure in a hydraulic consumer deviceHERION WERKE KG·Filed 1983·Granted Dec 3, 1985·5 cites·9 claims
- 2537US5428496AElectronic switching arrangementHERION WERKE KG·Filed 1993·Granted Jun 27, 1995·11 cites·9 claims
- 2636US4903728ASafety valveHERION WERKE KG·Filed 1989·Granted Feb 27, 1990·6 cites·9 claims
- 2736US4714007AShuttle piston cylinderHERION WERKE KG·Filed 1986·Granted Dec 22, 1987·4 cites·14 claims
- 2827US5276336AMethod of and arrangement for individually activating valvesHERION WERKE KG·Filed 1992·Granted Jan 4, 1994·4 cites·4 claims
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