27 Utility Patents
#17 in Handa
#23,370 in Japan
#108,964 in the World
Forward Citations = 59
Company Filing History:

Dowa Electronics Materials Co., Ltd.
where one patent can have more than one assignee
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#17 in Handa
#23,370 in Japan
#108,964 in the World
Company Filing History:

Get your Inventor Badge Today