17 Utility Patents
#4,187 in Kanagawa
#45,285 in Japan
#210,226 in the World
Forward Citations = 68
Company Filing History:

Toyo Seikan Group Holdings, Ltd.

4. 1 out of 6
Toyo Seikan Kaisya, Ltd.
5. 1 out of 2,467

where one patent can have more than one assignee
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