41 Utility Patents
#18 in Ichihara
#11,307 in Japan
#54,387 in the World
Forward Citations = 179
Company Filing History:

Mitsui Mining & Smelting Company, Ltd.

4. 3 out of 405
Showa Denko Kabushiki Kaisha
5. 1 out of 39,195

Get your Inventor Badge Today