6 Utility Patents
#7,379 in Yokohama
#139,646 in Japan
#696,408 in the World
Forward Citations = 60
Company Filing History:
Nippon Furnace Kogyo Kaisha, Ltd.
Other

4. 1 out of 4,916

5. 1 out of 13
Nippon Furnace Kogyo Kabushiki Kaisha
where one patent can have more than one assignee
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