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US PRECISION LENS INC

Overview
  • Total Patents
    73
About

US PRECISION LENS INC has a total of 73 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States, Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets optics, audio-visual technology and electrical machinery and energy are GLOBAL LIGHTING TECHNOLOGIES TAIWAN INC, ANGENIEUX SA and HUANG HSIN-HSUAN.

Patent filings in countries

World map showing US PRECISION LENS INCs patent filings in countries

Patent filings per year

Chart showing US PRECISION LENS INCs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Moskovich Jacob 27
#2 Kreitzer Melvyn H 21
#3 Betensky Ellis I 12
#4 Jieikobu Mosukobuitsuchi 3
#5 Wessling Richard J 2
#6 Erisu Ai Betensukii 2
#7 Rudolph John D 2
#8 Bodurek Jr Felix J 1
#9 Jacob Moskovich 1
#10 Jiyakobu Mosukobuitsuchi 1

Latest patents

Publication Filing date Title
US6104554A Projection television lens assembly
WO9967662A1 Projection television lens systems having improved modulation transfer functions
WO9903006A1 High performance projection television lens systems
US5900987A Zoom projection lenses for use with pixelized panels
JPH11231216A Ultra high color correction projection lens for pixel panel
US5991089A Long focal length projection lenses for use with large pixelized panels
US6025959A Color corrected projection lenses for use with curved faceplate cathode ray tubes
US6097551A Lenses for electronic imaging systems
CN1178330A Focusable front projection lens systems for use with large screen formats
US5936776A Focusable front projection lens systems for use with large screen formats
US5870228A Projection lenses having larger back focal length to focal length ratios
US5969874A Long focal length projection lenses
CN1189628A Liquid crystal display projection lens
US6094311A LCD projection lens
WO9733432A1 Coupler systems for projection televisions
US5963375A Athermal LCD projection lens
US5841587A LCD projection lens
US5625495A Telecentric lens systems for forming an image of an object composed of pixels
US5677797A Method for correcting field curvature
US5329363A Projection lens systems having reduced spherochromatism