20 Utility Patents
#7,281 in Tokyo
#36,582 in Japan
#169,030 in the World
Forward Citations = 15
Company Filing History:

Daiichi Pure Chemicals Co., Ltd.
Eidia Co., Ltd.
where one patent can have more than one assignee
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#7,281 in Tokyo
#36,582 in Japan
#169,030 in the World
Company Filing History:

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