58 Utility and 22 Design Patents
#52 in Guangdong
#1,316 in China
#29,075 in the World
rank by utility patentsForward Citations = 293
Company Filing History:
Guangdong Sirui Optical Co., Ltd.

Other
4. 4 out of 4
Zhongshan Azu Optoelectronics Technology Co., Ltd.
5. 3 out of 654
China Petroleum & Chemical Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today