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Yasuo Yanagisawa

HL Hoya Lens: 1 patents #8 of 23Top 35%
📍 Akishima, JP: #328 of 519 inventorsTop 65%
Overall (All Time): #4,076,102 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4350877 Calculating rule useful for making eyeglasses Yoshiaki Mitsui 1982-09-21