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CELLNET DATA SYSTEMS INC

Overview
  • Total Patents
    68
About

CELLNET DATA SYSTEMS INC has a total of 68 patent applications. Its first patent ever was published in 1992. It filed its patents most often in WIPO (World Intellectual Property Organization), Canada and United States. Its main competitors in its focus markets telecommunications, digital networks and basic communication technologies are LUSCHI CARLO, RILLING KENNETH F and BALRAJ RAJARAJAN.

Patent filings per year

Chart showing CELLNET DATA SYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Froelich Robert K 22
#2 Fulton Forrest F 20
#3 Ramberg Erik A 18
#4 Irving Clive Russell 15
#5 Luxford Gregory Vincent 14
#6 Summers Andrew Gordon 11
#7 Fulton Forest F 9
#8 Ragle Steven J 7
#9 Johnson Larsh M 7
#10 Hayes Robert A 7

Latest patents

Publication Filing date Title
AU2595601A A meter to internet pathway
US6178197B1 Frequency discrimination in a spread spectrum signal processing system
US6452986B1 Detector tolerant of frequency misalignment
US6163276A System for remote data collection
US6181258B1 Receiver capable of parallel demodulation of messages
CA2303013A1 Slot antenna
US6100816A Utility meter adapter
US6047016A Processing a spread spectrum signal in a frequency adjustable system
US6263009B1 Acquiring a spread spectrum signal
US6456644B1 Bandpass correlation of a spread spectrum signal
CA2217537A1 A metering system
US6195018B1 Metering system
US5661750A Direct sequence spread spectrum system
US5604768A Frequency synchronized bidirectional radio system
US5377232A Frequency synchronized bidirectional radio system