Sichuan Changhong Electric Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 144
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100
 
  
 
1403 COMMUNICATIONS EQUIPMENT, WIRELESS REMOTE CONTROLS AND RADIO AMPLIFIERS169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8892882 Content transmission security protection device system and methodNov 26, 09Nov 18, 14[H04L]
8526607 Identity authentication and shared key generation methodNov 25, 09Sep 03, 13[H04L]
D540754 LCD TVSep 15, 04Apr 17, 07[1403]
D504876 Liquid crystal televisionDec 09, 03May 10, 05[1403]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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