Assignee
PREH ELEKTRO FEINMECHANIK
DE·132 granted patents·2 pending applications·2,687 citations·filing 1975–2004
Top patents by PatentIndex Score
134 records- 0196US4527030AKeyboardPREH ELEKTRO FEINMECHANIK·Filed 1983·Granted Jul 2, 1985·85 cites·6 claims
- 0293US5874700ASwitch matPREH ELEKTRO FEINMECHANIK·Filed 1997·Granted Feb 23, 1999·76 cites·3 claims
- 0392US6356394B1Mushroom-shaped light guidePREH ELEKTRO FEINMECHANIK·Filed 2000·Granted Mar 12, 2002·76 cites·2 claims
- 0492US4803323AElectric manual switching device having environmentally protected componentsPREH ELEKTRO FEINMECHANIK·Filed 1987·Granted Feb 7, 1989·52 cites·1 claims
- 0591US6667446B1Rotary knob device with a key functionPREH ELEKTRO FEINMECHANIK·Filed 2000·Granted Dec 23, 2003·53 cites·8 claims
- 0691US5995877AControl unit for switching and controlling household appliancesPREH ELEKTRO FEINMECHANIK·Filed 1997·Granted Nov 30, 1999·74 cites·17 claims
- 0790US4952761ATouch contact switchPREH ELEKTRO FEINMECHANIK·Filed 1989·Granted Aug 28, 1990·64 cites·8 claims
- 0890US4366355AKeyboardPREH ELEKTRO FEINMECHANIK·Filed 1981·Granted Dec 28, 1982·38 cites·8 claims
- 0989US4800466AIllumination device for a front panelPREH ELEKTRO FEINMECHANIK·Filed 1988·Granted Jan 24, 1989·53 cites·20 claims
- 1089US4722765AProcess for preparing printed circuitsPREH ELEKTRO FEINMECHANIK·Filed 1986·Granted Feb 2, 1988·111 cites·16 claims
- 1188US5825051AOptoelectronic component with central hollowPREH ELEKTRO FEINMECHANIK·Filed 1997·Granted Oct 20, 1998·134 cites·4 claims
- 1288US5493291AApparatus for the transfer of information in motor vehicle trafficPREH ELEKTRO FEINMECHANIK·Filed 1994·Granted Feb 20, 1996·74 cites·6 claims
- 1387US6860660B2Keyboard, preferably for electronic payment terminalsPREH ELEKTRO FEINMECHANIK·Filed 2003·Granted Mar 1, 2005·46 cites·16 claims
- 1487US6614241B2Capacitive sensor for detecting surface condensationPREH ELEKTRO FEINMECHANIK·Filed 2001·Granted Sep 2, 2003·44 cites·18 claims
- 1587US4531793AMultipole edge strip connectorPREH ELEKTRO FEINMECHANIK·Filed 1983·Granted Jul 30, 1985·49 cites·18 claims
- 1686US4902862AKeyboard switch device for facilitating removal and replacement of push buttonsPREH ELEKTRO FEINMECHANIK·Filed 1988·Granted Feb 20, 1990·43 cites·3 claims
- 1786US4580022AKeyboard key with means for supporting large key surfacePREH ELEKTRO FEINMECHANIK·Filed 1984·Granted Apr 1, 1986·34 cites·17 claims
- 1885US4243969ALayer resistor elementPREH ELEKTRO FEINMECHANIK·Filed 1979·Granted Jan 6, 1981·33 cites·11 claims
- 1984US6224221B1Illuminated rotatable knobPREH ELEKTRO FEINMECHANIK·Filed 1999·Granted May 1, 2001·74 cites·5 claims
- 2084US4768230AHousing for a hand-held remote control transmitterPREH ELEKTRO FEINMECHANIK·Filed 1986·Granted Aug 30, 1988·61 cites·16 claims
- 2183US6512189B1Rotary switchPREH ELEKTRO FEINMECHANIK·Filed 2000·Granted Jan 28, 2003·31 cites·15 claims
- 2283US4208654ARemote control transmitterPREH ELEKTRO FEINMECHANIK·Filed 1978·Granted Jun 17, 1980·16 cites·11 claims
- 2383US4136917AMultiple-contact connector for a printed circuit boardPREH ELEKTRO FEINMECHANIK·Filed 1977·Granted Jan 30, 1979·47 cites·14 claims
- 2482US4992784ARemote control setPREH ELEKTRO FEINMECHANIK·Filed 1988·Granted Feb 12, 1991·51 cites·3 claims
- 2579US6809530B2Sensor for detecting condensation and use in a sensor modulePREH ELEKTRO FEINMECHANIK·Filed 2002·Granted Oct 26, 2004·24 cites·24 claims
- 2679US6294906B1Control elements for switching and controlling electrical appliances having cover panelsPREH ELEKTRO FEINMECHANIK·Filed 2000·Granted Sep 25, 2001·25 cites·13 claims
- 2779US4997998AKey cap for a keyboardPREH ELEKTRO FEINMECHANIK·Filed 1988·Granted Mar 5, 1991·23 cites·13 claims
- 2878US4198620ARemote control receiverPREH ELEKTRO FEINMECHANIK·Filed 1978·Granted Apr 15, 1980·13 cites·17 claims
- 2977US4771262ARotary potentiometer drive meansPREH ELEKTRO FEINMECHANIK·Filed 1987·Granted Sep 13, 1988·22 cites·12 claims
- 3076US3996430AKeyboard switch assembly having multilayer printed circuit structurePREH ELEKTRO FEINMECHANIK·Filed 1975·Granted Dec 7, 1976·21 cites·5 claims
- 3175US6888465B2Sensor unit for detecting the wetting of a windowPREH ELEKTRO FEINMECHANIK·Filed 2002·Granted May 3, 2005·19 cites·15 claims
- 3275US4660019ASwitch with speed controlPREH ELEKTRO FEINMECHANIK·Filed 1984·Granted Apr 21, 1987·19 cites·15 claims
- 3374US5642950AKeyboard with a protective foilPREH ELEKTRO FEINMECHANIK·Filed 1996·Granted Jul 1, 1997·31 cites·8 claims
- 3474US5031046ARemote control device for a television setPREH ELEKTRO FEINMECHANIK·Filed 1990·Granted Jul 9, 1991·42 cites·6 claims
- 3574US4656926AVentilation control unit for motor vehiclesPREH ELEKTRO FEINMECHANIK·Filed 1985·Granted Apr 14, 1987·31 cites·19 claims
- 3674US4646206AControl unitPREH ELEKTRO FEINMECHANIK·Filed 1984·Granted Feb 24, 1987·33 cites·27 claims
- 3773US6192774B1Control-knob top partPREH ELEKTRO FEINMECHANIK·Filed 1999·Granted Feb 27, 2001·22 cites·5 claims
- 3872US4985002AShielded circular plug connectorPREH ELEKTRO FEINMECHANIK·Filed 1988·Granted Jan 15, 1991·40 cites·5 claims
- 3971US4493959AKeyboard with improved key design permitting tilting about either sidePREH ELEKTRO FEINMECHANIK·Filed 1983·Granted Jan 15, 1985·18 cites·8 claims
- 4071US4442055AProcess for the manufacture of a contact matPREH ELEKTRO FEINMECHANIK·Filed 1982·Granted Apr 10, 1984·34 cites·7 claims
- 4170US4821413AMethod of making electric componentPREH ELEKTRO FEINMECHANIK·Filed 1987·Granted Apr 18, 1989·36 cites·4 claims
- 4269US4131870ASlide resistorPREH ELEKTRO FEINMECHANIK·Filed 1977·Granted Dec 26, 1978·19 cites·12 claims
- 4368US4281038ANon-conductive substrate for a printed circuit and method of manufacturePREH ELEKTRO FEINMECHANIK·Filed 1979·Granted Jul 28, 1981·24 cites·13 claims
- 4467US6345432B1Method for manufacturing housing or control-component parts of metalPREH ELEKTRO FEINMECHANIK·Filed 2000·Granted Feb 12, 2002·7 cites·3 claims
- 4567US4887520AAir outlet devicePREH ELEKTRO FEINMECHANIK·Filed 1988·Granted Dec 19, 1989·22 cites·7 claims
- 4666US6449853B1Capacitive angle sensorPREH ELEKTRO FEINMECHANIK·Filed 1999·Granted Sep 17, 2002·24 cites·9 claims
- 4766US4720609APushbutton switch devicePREH ELEKTRO FEINMECHANIK·Filed 1986·Granted Jan 19, 1988·15 cites·11 claims
- 4865US6843397B2Device for holding containers, especially beverage containersPREH ELEKTRO FEINMECHANIK·Filed 2002·Granted Jan 18, 2005·26 cites·13 claims
- 4965US5952912AElectrical rotary potentiometerPREH ELEKTRO FEINMECHANIK·Filed 1998·Granted Sep 14, 1999·18 cites·5 claims
- 5065US4555745AThick-film capacitor manufactured by printed-circuit techniquesPREH ELEKTRO FEINMECHANIK·Filed 1982·Granted Nov 26, 1985·25 cites·16 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
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