35 Utility and 1 Design Patents
#1,150 in Yokohama
#15,269 in Japan
#71,812 in the World
rank by utility patentsForward Citations = 567
Company Filing History:

Toyo Seikan Kaisya, Ltd.
Toyo Seikan Daisha, Ltd.
4. 1 out of 1
Toy Seikan Kaisha Ltd.
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