13 Utility Patents
#79 in Joetsu
#63,483 in Japan
#297,277 in the World
Forward Citations = 23
Company Filing History:
Arisawa Mfg. Co., Ltd.

Mitsui Mining & Smelting Company, Ltd.
4. 2 out of 4,616

5. 1 out of 36,448

where one patent can have more than one assignee
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