NORTH CHINA ELECTRIC POWER RESEARCH INSTITUTE CO. LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9523628 Method and apparatus for determining separation efficiency of cyclone separatorOct 30, 13Dec 20, 16[G01N, G06F]
9360352 Method for determining lightning hazard distribution of power networkApr 07, 09Jun 07, 16[G06Q, G01D]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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