Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Information retrieval system

Information retrieval system

US Patent 5787244 · Granted Jul 28, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Spinning top toy2019
Spinning top toy2019
Spinning top toy2019
Game-piece launching toy2015
Spherical object discharging toy2013
Terminal equipment for merging imaging data and text data, and transmitting and 2010
Method and apparatus for extracting feature information, and computer product2010
Method of and apparatus for distributing data, and computer program2007
Signal compensation circuit and demodulating circuit with high-speed and low-spe2006
Differential voltage to current converter having transistors of different sizes2005
Signal amplitude limiting circuit and filter circuit2005
Transconductance tuning circuit with independent frequency and amplitude control2003