Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Non-contact type wave signal observation apparatus

Non-contact type wave signal observation apparatus

US Patent 5656932 · Granted Aug 12, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Rotary system mounted piezoelectric generator, self-powered wireless communicati2020
RF tag system which allows a scheduled start RF tag and a remote start RF tag to2017
Microwave band booster rectifier circuit, and wireless tag device and wireless t2016
RF tag, RF tag reader, and pulse code key detecting circuit, and RF tag system u2013
Sensor tag, sensor tag device, power receiving circuit, and sensor tag device po2013
Thin slot antenna having cavity, antenna power feeding method, and RFID tag devi2012
RF ID tag device2012
Radiowave monitoring method and apparatus2007
Field distribution measuring method and device2004
Radio hologram observation apparatus and method therefor2002
Hologram observation method and hologram observation apparatus and multi-dimensi2002
Method and apparatus for visualizing radio wave in certain area2001