7 Utility and 1 Design Patents
#5,854 in Beijing
#18,652 in China
#593,375 in the World
rank by utility patentsForward Citations = 20
Company Filing History:


Transport Planning and Research Institute Ministry of Transport
4. 1 out of 1,144

5. 1 out of 2,402
Chengdu Boe Optoelectronics Technology Co., Ltd.
where one patent can have more than one assignee
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