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Naoyuki Toriumi
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Zama, JP
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last 30 patents
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Patent Grant
Retroreflective sheeting and method for forming same
Patent number
5,896,227
Issue date
Apr 20, 1999
Minnesota Mining and Manufacturing Company
Naoyuki Toriumi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL