6 Utility and 1 Design Patents
#1,978 in Shizuoka
#139,573 in Japan
#695,828 in the World
rank by utility patentsForward Citations = 50
Company Filing History:
Nippon Light Metal Company, Ltd.
Alcan International Limited
The Jamaica Bauxite Institute Limited
4. 1 out of 6,883
Sumitomo Chemical Company, Limited
where one patent can have more than one assignee
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