7 Utility Patents
#236 in Amagasaki
#119,878 in Japan
#583,017 in the World
Forward Citations = 1
Company Filing History:
Shiraishi Kogyo Kaisha, Ltd.

Shiraishi Central Laboratories Co., Ltd.
4. 1 out of 1
Shiraishi Calcium Kaisha, Ltd.
where one patent can have more than one assignee
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