2 Utility Patents
#842 in Amagasaki
#304,758 in Japan
Forward Citations = 1
Company Filing History:

Nihon Plast Co., Ltd.
Nihon Tokushu Toryo Co., Ltd.
4. 1 out of 4
Sumika Bayer Urethane Co. Ltd.
5. 1 out of 4,674

where one patent can have more than one assignee
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