36 Utility and 1 Design Patents
#3,197 in Tokyo
#14,532 in Japan
#68,525 in the World
rank by utility patentsForward Citations = 402
Company Filing History:

Nippon Sanso Corporation

4. 4 out of 144

5. 3 out of 39
Thermos K.k.
where one patent can have more than one assignee
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