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4D TECHNOLOGY CORP

Overview
  • Total Patents
    11
About

4D TECHNOLOGY CORP has a total of 11 patent applications. Its first patent ever was published in 2003. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement and computer technology are ATMOSPHERIC SCIENCES INC, BILSKADECENTER STOCKHOLM and YAMAYO SOKUTEIKI KK.

Patent filings in countries

World map showing 4D TECHNOLOGY CORPs patent filings in countries
# Country Total Patents
#1 United States 8
#2 WIPO (World Intellectual Property Organization) 3

Patent filings per year

Chart showing 4D TECHNOLOGY CORPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement
#2 Computer technology

Top inventors

# Name Total Patents
#1 Millerd James E 10
#2 Wyant James C 5
#3 Brock Neal J 4
#4 Hayes John B 3
#5 North-Morris Michael 2
#6 Medower Brian S 1
#7 Hayes John 1
#8 Denneau Jr Larry 1

Latest patents

Publication Filing date Title
US2010309476A1 Linear-carrier phase-mask interferometer
WO2008030580A2 Synchronous frequency-shift mechanism in fizeau interferometer
US2007296978A1 Chromatic compensation in Fizeau interferometer
US2007211256A1 Linear-carrier phase-mask interferometer
US2006203251A1 Simultaneous phase-shifting fizeau interferometer
WO2006080923A1 Simultaneous phase-shifting fizeau interferometer
US7230717B2 Pixelated phase-mask interferometer
US7079251B2 Calibration and error correction in multi-channel imaging
US7057737B2 Common optical-path testing of high-numerical-aperture wavefronts