8 Utility Patents
#3 in Ooi
#107,257 in Japan
#519,767 in the World
Forward Citations = 35
Company Filing History:
Toa Nenryo Kogyo Kabushiki Kaisha
Tonen Corporation

where one patent can have more than one assignee
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#3 in Ooi
#107,257 in Japan
#519,767 in the World
Company Filing History:

Get your Inventor Badge Today