57 Utility and 1 Design Patents
#78 in Saitama 343-0827
#5,844 in Japan
#29,641 in the World
rank by utility patentsForward Citations = 262
Company Filing History:



4. 3 out of 129

5. 1 out of 12
Showa Aircraft Industry Co., Ltd.
where one patent can have more than one assignee
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