7 Utility Patents
#6,281 in Osaka
#121,312 in Japan
#594,841 in the World
Forward Citations = 106
Company Filing History:

Ishihara Sangyo Kaisha, Ltd.
Other
4. 1 out of 26
Kyoto Pharmaceutical Industries, Ltd.
5. 1 out of 198
Yoshitomi Pharmaceutical Industries, Ltd.
where one patent can have more than one assignee
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