102 Utility and 21 Design Patents
#347 in Tokyo
#1,478 in Japan
#9,305 in the World
rank by utility patentsForward Citations = 312
Company Filing History:

Mokumeganeya Co., Ltd.
Sumitomo Chemical Company, Limited
4. 13 out of 3,719
Panasonic Intellectual Property Corporation of America
5. 8 out of 21,702

where one patent can have more than one assignee
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