101 Utility and 2 Design Patents
#343 in Tokyo
#1,488 in Japan
#9,366 in the World
rank by utility patentsForward Citations = 853
Company Filing History:



Thk Co., Ltd.

Combi Co., Ltd.
4. 5 out of 90,014

5. 5 out of 933
Asahi Kasei Kabushiki Kaisha
where one patent can have more than one assignee
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