Learn more

BROWN DOUGLAS G

Overview
  • Total Patents
    12
About

BROWN DOUGLAS G has a total of 12 patent applications. Its first patent ever was published in 1996. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology and telecommunications are LUMA TELECOM INC, EXFAX TECH PTY LTD and SHANGHAI PUKKA SOFTWARE TECHNOLOGY CO LTD.

Patent filings in countries

World map showing BROWN DOUGLAS Gs patent filings in countries

Patent filings per year

Chart showing BROWN DOUGLAS Gs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Schultheiss Christopher J 12
#2 Cutler Todd D 6
#3 Clark Jerry R 3
#4 Monaco Lawrence D 3
#5 Sunkavalli Sreekrishna V 2
#6 Mccafferty Michael A 2

Latest patents

Publication Filing date Title
WO0045601A1 Methods and systems for providing information to set-top boxes having set-top box identifiers using frequency shift keying modulation
US6189148B1 Methods and circuits using frequency shift keying modulation to transfer data over transmission lines simultaneous with television signals
US6545722B1 Methods and systems for providing television related services via a networked personal computer
US6151490A Methods and systems for providing audio and video telephone communications using a personal computer and a television
US6208384B1 Methods and systems for providing information to a television using a personal computer