13 Utility Patents
#9 in Tokuyama
#63,450 in Japan
#297,024 in the World
Forward Citations = 68
Company Filing History:

Toyo Soda Manufacturing Co., Ltd.

4. 2 out of 2,627

5. 2 out of 6
Toyo Soda Mfg. Co., Ltd.
where one patent can have more than one assignee
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