6 Utility Patents
#3 in Oi
#139,734 in Japan
#697,964 in the World
Forward Citations = 92
Company Filing History:
Asahi Kogaku Kogyo Kabushiki Kaisha
Toa Nenryo Kogyo Kabushiki Kaisha
Toa Nenryo Kogyo, K. K.
4. 1 out of 3
Tao Nenryo Kogyo Kabushiki Kaisha
where one patent can have more than one assignee
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