37 Utility Patents
#410 in Taipei
#1,970 in Taiwan
#65,496 in the World
Forward Citations = 73
Company Filing History:
Chang Chun Plastics Co., Ltd.
National Chung Hsing University

4. 2 out of 106
Chang Chun Petrochemical Co., Ltd.
5. 1 out of 9,131

where one patent can have more than one assignee
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