7 Utility Patents
#2,860 in Kyoto 615-0031
#121,731 in Japan
#598,480 in the World
Forward Citations = 2
Company Filing History:
Kyoeisha Chemical Co., Ltd.
Toyoshi Shimada

4. 2 out of 1,138

5. 1 out of 832,680 patents
Other
where one patent can have more than one assignee
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