YK

Yoshihiro Kouno

Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
📍 Oshima, JP: #663 of 1,090 inventorsTop 65%
Overall (All Time): #3,462,375 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6963450 Fresnel lens and die for the same — 2005-11-08