Inventor

ROMETSCH JOHANNES

CH4 patents

⚠️ This page may combine multiple inventors who share the name “ROMETSCH JOHANNES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INT STANDARD ELECTRIC CORP

2 patents

US4483634ANov 20, 1984

Keyboard arrangement

INT STANDARD ELECTRIC CORP71 citations94

US4398180AAug 9, 1983

Contactless keyboard

INT STANDARD ELECTRIC CORP3 citations60

ALCATEL NV

2 patents

US4791257ADec 13, 1988

Key element for a contactless keyboard

ALCATEL NV21 citations78

US4793601ADec 27, 1988

Key spring

ALCATEL NV12 citations70