20 Utility Patents
#7,239 in Tokyo
#36,470 in Japan
#168,458 in the World
Forward Citations = 133
Company Filing History:

Teikoku Hormone Mfg. Co., Ltd.
Nippon Kokan Kabushiki Kaisha
4. 1 out of 1,768

5. 1 out of 34
Aska Pharmaceutical Co., Ltd.
where one patent can have more than one assignee
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