10 Utility and 2 Design Patents
#16,078 in Tokyo
#85,482 in Japan
#406,495 in the World
rank by utility patentsForward Citations = 21
Company Filing History:

Metawater Co., Ltd.
Senko Riken Co., Ltd.
4. 1 out of 1
Kensui Co., Ltd.
where one patent can have more than one assignee
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