KK

Kimitaka Kumagae

SC Shin-Etsu Chemical Co.: 1 patents #80 of 182Top 45%
Overall (1997): #118,114 of 185,788Top 65%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5691088 Pellicle for protection of photolithographic mask Yoshihiro Kubota, Meguru Kashida, Yoshihiko Nagata, Hitoshi Noguchi, Yuichi Hamada 1997-11-25