APPOTRONICS CHINA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1397
 
  
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 1087
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 9196
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 6236
 
  
 
F21Y INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L, F21S and F21V, RELATING TO THE FORM OF THE LIGHT SOURCES 332
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
F21K LIGHT SOURCES NOT OTHERWISE PROVIDED FOR238
 
  
 
F21W INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS 216
 
  
 
H01S DEVICES USING STIMULATED EMISSION290
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0004,076 LASER LIGHT SOURCE, WAVELENGTH CONVERSION LIGHT SOURCE, LIGHT COMBINING LIGHT SOURCE, AND PROJECTION SYSTEMSep 13, 17Jan 04, 18[G02B, G03B, H01S]
2017/0284,632 Phosphor Layer, Component, Corresponding Light Source, Projection System and Corresponding Manufacturing MethodJun 16, 17Oct 05, 17[C09K, F21V, G03B]
2017/0264,870 DISPLAY UNIFORMITY COMPENSATION METHOD, OPTICAL MODULATION APPARATUS, SIGNAL PROCESSOR, AND PROJECTION SYSTEMMay 26, 17Sep 14, 17[H04N, G09G, G03B]
2017/0264,889 STEREOSCOPIC IMAGE PROJECTION DEVICE AND STEREOSCOPIC DISPLAY GLASSESAug 19, 15Sep 14, 17[H04N]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9791132 Light source and illuminating deviceAug 29, 12Oct 17, 17[F21V, H01L, F21Y, F21K]
9222643 LED illuminating device for stage lighting and method for improving color uniformity of the deviceJul 30, 10Dec 29, 15[F21V, F21W, H05B, F21Y]
9069162 Lighting device, method and light wavelength conversion wheel assembly for color tuning thereofNov 19, 10Jun 30, 15[F21V, F21W, G02B, G03B]
8858023 Light mixing lampApr 07, 11Oct 14, 14[F21V, F21W, F21Y]
8840267 High luminance multicolor illumination devices and related methods and projection system using the sameDec 31, 11Sep 23, 14[F21V, G02B, G03B]
8662690 Multi-colored illumination system with wavelength converter and methodJul 30, 10Mar 04, 14[F21V]
8008694 Brightness enhancement method and apparatus of light emitting diodesSep 22, 07Aug 30, 11[H01L]

Expired/Abandoned/Withdrawn Patents

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