23 Utility and 9 Design Patents
#6,039 in Tokyo
#29,905 in Japan
#138,677 in the World
rank by utility patentsForward Citations = 106
Company Filing History:



4. 3 out of 3,540
Nippon Steel Corporation
5. 3 out of 300
Toshiba Energy Systems & Solutions Corporation
where one patent can have more than one assignee
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