12 Utility and 3 Design Patents
#3,641 in Osaka
#69,652 in Japan
#326,522 in the World
rank by utility patentsForward Citations = 86
Company Filing History:

Other
Kabushiki Kaisha Ultraclean Technology Research Institute
4. 1 out of 1
Fujiken, Inc.
where one patent can have more than one assignee
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