8 Utility Patents
#19,852 in Tokyo
#107,350 in Japan
#520,941 in the World
Forward Citations = 59
Company Filing History:

Nippon Furnace Co., Ltd.

where one patent can have more than one assignee
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#19,852 in Tokyo
#107,350 in Japan
#520,941 in the World
Company Filing History:


Get your Inventor Badge Today