TK

Tsuneo Kishiba

MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
📍 Iwakuni, JP: #263 of 421 inventorsTop 65%
Overall (All Time): #3,795,385 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5304227 Electret filters Satoshi Matsuura, Yoshio Shinagawa 1994-04-19