HY

Hirofumi Yumoto

Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
📍 Oshima, JP: #663 of 1,090 inventorsTop 65%
Overall (All Time): #3,174,996 of 4,157,543Top 80%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8531627 Optical rotation plate and liquid crystal display device using the same Satoru Hamada, Keiji Kashima, Takashi Kuroda 2013-09-10