HY

Hiroshi Yanazawa

HI Hitachi: 1 patents #311 of 1,214Top 30%
Overall (1982): #58,174 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4321104 Photoetching method Norio Hasegawa, Naoki Yamamoto 1982-03-23