RY

Ryoko Yamanaka

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Kokubunji, JP: #513 of 714 inventorsTop 75%
Overall (All Time): #3,806,909 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5348837 Projection exposure apparatus and pattern forming method for use therewith Hiroshi Fukuda, Tsutomu Tawa, Tsuneo Terasawa, Seiji Yonezawa 1994-09-20