Beijing Aerospace Times Optical-Electronic Technology Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 2103
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9121872 Electro-optic effect based optical voltage transformerOct 31, 11Sep 01, 15[G01R]
8663731 Detachable framework used for winding optical fiber coil and a method of producing optical fiber coilFeb 06, 09Mar 04, 14[G01C]
8102535 Fiber optic gyroscope using a low-polarization and polarization-maintaining hybrid light pathMay 21, 07Jan 24, 12[G01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0221,081 MANUFACTURING METHOD OF A HIGH-RELIABILITY OPTICAL FIBER COUPLERAbandonedDec 31, 08Sep 15, 11[G02B]

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