92 Utility Patents
#471 in Tokyo
#1,955 in Japan
#11,614 in the World
Forward Citations = 486
Company Filing History:

Nippon Steel Corporation
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
4. 8 out of 1,319

5. 7 out of 4,610

where one patent can have more than one assignee
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