9 Utility Patents
#1 in Kitakata
#95,205 in Japan
#455,050 in the World
Forward Citations = 41
Company Filing History:

Showa Denko Kabushiki Kaisha
Showda Denko K.k.
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#1 in Kitakata
#95,205 in Japan
#455,050 in the World
Company Filing History:

Get your Inventor Badge Today