9 Utility Patents
#483 in Hiroshima, 729-3431
#95,540 in Japan
#457,599 in the World
Forward Citations = 45
Company Filing History:


Mitsubishi Mining and Cement Co. Ltd.
4. 1 out of 16
Mitsubishi Jukogyo K.k.
where one patent can have more than one assignee
Get your Inventor Badge Today