{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Capacitive keyboard structure", "item": "https://www.patentleaderboard.com/patent/4614937"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Capacitive keyboard structure

Capacitive keyboard structure

US Patent 4614937 · Granted Sep 30, 1986

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus for the detection of non-focusable radiation formed by joining a plura1993
High dynamic analog to digital counter1990
Process for producing a matrix of electronic components1987
Addressing circuit for a matrix display incorporating shift registers formed fro1987
Interference suppression apparatus for a capacitive keyboard1985
Device for the determination of the position of points on the surface of a body1985
Alarm detector responsive to rate change of a monitored condition1981
Detector for abnormal phenomena1980