43 Utility and 8 Design Patents
#2,260 in Tokyo
#10,285 in Japan
#49,757 in the World
rank by utility patentsForward Citations = 583
Company Filing History:



4. 5 out of 29
Ensuiko Sugar Refining Co., Ltd.
5. 5 out of 8
Nec Communications Systems, Ltd.
where one patent can have more than one assignee
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