19 Utility Patents
#438 in Chiba
#39,220 in Japan
#181,319 in the World
Forward Citations = 97
Company Filing History:
Kawasaki Steel Corporation
Other

4. 1 out of 2
Mitsubishi Jukogyo Kabushiki Kaisha Hiroshima Machinery Works
5. 1 out of 2
Kawasaki Steel Corporation Chiba Works
where one patent can have more than one assignee
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