48 Utility Patents
#1,916 in Tokyo
#8,461 in Japan
#41,532 in the World
Forward Citations = 621
Company Filing History:

Agc Seimi Chemical Co., Ltd.
Sumitomo Chemical Company, Limited
4. 2 out of 38
Seimi Chemical Co., Ltd.
5. 1 out of 832,575 patents
Other
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