Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Whispering doll

Whispering doll

US Patent 4950200 · Granted Aug 21, 1990

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Universal remote TV mouse2004
Postitioning system using infrared radiation2003
Hand-attachable controller with direction sensing1998
Positioning system using infrared radiation1998
Ergonomic hand-attachable controller1998
Remote control system for raster scanned video display1995
Dual-mode hand-held game controller1995
Remote control system for raster scanned video display1994
Video game controller1994
Interactive talking toy1990
Mechanism for animating a doll's facial features1990
Encoding of audio and digital signals in a video signal1989