SK

Shigeru Katayama

MI Mitsui Petrochemical Industries: 1 patents #62 of 219Top 30%
📍 Iwakuni, JP: #17 of 57 inventorsTop 30%
Overall (1994): #68,982 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5343076 Semiconductor device with an airtight space formed internally within a hollow package Kaoru Tominaga, Junichi Yoshitake 1994-08-30