18 Utility Patents
#160 in Itami
#42,124 in Japan
#195,457 in the World
Forward Citations = 56
Company Filing History:

Sumitomo Electric Hardmetal Corp.

4. 1 out of 76

where one patent can have more than one assignee
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#160 in Itami
#42,124 in Japan
#195,457 in the World
Company Filing History:



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