Patent assignee · US · COMPANY

Radiant Imaging, Inc.

13Patents
5Active
13Granted
41Portfolio score

Filing activity: Jan 17, 1995 → Mar 26, 2010 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6975775B2 Stray light correction method for imaging light and color measurement system Electricity 409 Expired
US5934795A Lens design for outdoor sign Physics 52 Expired
US5559911A Optical fiber coupler using segmented lenses Emerging Cross-Sectional Technologies 31 Expired
US6095668A Incandescent visual display system having a shaped reflector Physics 31 Expired
US5607229A Illumination system including an asymmetrical projection reflector Mechanical Engineering; Lighting; Heating 21 Expired
US7907154B2 Method and apparatus for on-site calibration of visual displays Physics 16 Active
US7012633B2 Color calibration method for imaging color measurement device Physics 10 Expired
US6982744B2 Multi-point calibration method for imaging light and color measurement device Electricity 10 Expired
US7995098B2 Systems and methods for measuring spatial and angular performance of a visual display Electricity 9 Active
US7616314B2 Methods and apparatuses for determining a color calibration for different spectral light inputs in an imaging apparatus measurement Electricity 6 Active
US7394540B2 Methods and apparatuses for applying different color calibrations at different locations in an imaging photometer measurement Physics 2 Expired
US8482652B2 Imaging devices with components for reflecting optical data and associated methods of use and manufacture Physics 2 Active
US7697060B2 Rotary shutter assemblies for imaging photometers and methods for using such shutter assemblies Electricity 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.