Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hand-held musical instrument and systems including a man-machine interface apparatus

Hand-held musical instrument and systems including a man-machine interface apparatus

US Patent 4430917 · Granted Feb 14, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Drip coffee maker which does not require electricity to operate2010
Arrays of resistive elements for use in touch panels and for producing electric 1988
Conductive electrode arrays and arrays of resistive elements for use in touch pa1988
Method and apparatus for testing microbial interaction with growth affecting sub1985
Edge terminations for impedance planes1983
Touch panel system and method1982
Video game apparatus and method1981
Touch panel system and method1981
System for producing electric field with predetermined characteristics and edge 1980