Inventor
HOCHGESANG GERHARD
DE22 patents
⚠️ This page may combine multiple inventors who share the name “HOCHGESANG GERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PREH ELEKTRO FEINMECHANIK
21 patentsUS5874700AFeb 23, 1999
Switch mat
PREH ELEKTRO FEINMECHANIK76 citations96
US5995877ANov 30, 1999
Control unit for switching and controlling household appliances
PREH ELEKTRO FEINMECHANIK74 citations95
US4531793AJul 30, 1985
Multipole edge strip connector
PREH ELEKTRO FEINMECHANIK49 citations92
US5144567ASep 1, 1992
Programmable plug and cable for computer keyboards
PREH ELEKTRO FEINMECHANIK31 citations91
US6860660B2Mar 1, 2005
Keyboard, preferably for electronic payment terminals
PREH ELEKTRO FEINMECHANIK46 citations88
US5642950AJul 1, 1997
Keyboard with a protective foil
PREH ELEKTRO FEINMECHANIK31 citations88
US4902862AFeb 20, 1990
Keyboard switch device for facilitating removal and replacement of push buttons
PREH ELEKTRO FEINMECHANIK43 citations86
US5739507AApr 14, 1998
Keyboard for cash registers and other registers
PREH ELEKTRO FEINMECHANIK9 citations74
US6736323B2May 18, 2004
Keyboard, preferably for cashier registers
PREH ELEKTRO FEINMECHANIK9 citations73
US4720609AJan 19, 1988
Pushbutton switch device
PREH ELEKTRO FEINMECHANIK15 citations73
US6121563ASep 19, 2000
Large key covering several small key fields for a keyboard
PREH ELEKTRO FEINMECHANIK7 citations72
US5426274AJun 20, 1995
Push button switch
PREH ELEKTRO FEINMECHANIK12 citations72
US5532444AJul 2, 1996
Push button switch
PREH ELEKTRO FEINMECHANIK11 citations68
US5360954ANov 1, 1994
Push button switch
PREH ELEKTRO FEINMECHANIK12 citations67
US4431253AFeb 14, 1984
Coaxial plug connector
PREH ELEKTRO FEINMECHANIK16 citations67
US5747758AMay 5, 1998
Keyboard arrangement
PREH ELEKTRO FEINMECHANIK7 citations65
US4773780ASep 27, 1988
Keyboard with a metal carrier plate
PREH ELEKTRO FEINMECHANIK6 citations63
US4114002ASep 12, 1978
Electric switch
PREH ELEKTRO FEINMECHANIK6 citations63
US4060789ANov 29, 1977
Multiple slide resistor
PREH ELEKTRO FEINMECHANIK3 citations54
US7009121B2Mar 7, 2006
Keyboard, especially for electronic payment terminals, and keypad
PREH ELEKTRO FEINMECHANIK0 citations51
US5894121AApr 13, 1999
Reading apparatus for chip cards having reduced contact friction
PREH ELEKTRO FEINMECHANIK1 citations51