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Motonubu Minagawa

AC Adeka Argus Chemical Co.: 1 patents #35 of 63Top 60%
📍 Koshigaya, JP: #130 of 242 inventorsTop 55%
Overall (All Time): #4,076,418 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4351915 2,2,6,6-Tetramethyl-4-piperidyl spiro aliphatic ethers as stabilizers for synthetic polymers Naohiro Kubota, Toshihiro Shibata, Kazuo Sugibuchi 1982-09-28