KO

Katsumi Oishi

SC Seikosha Co.: 1 patents #30 of 84Top 40%
GE: 1 patents #446 of 1,473Top 35%
📍 Chikusei, JP: #2 of 17 inventorsTop 15%
Overall (1994): #28,291 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5352747 Light-diffusing polycarbonate resin compositions containing polymethyl silsesquioxane Yoshio Ohtsuka, Tomohide Fujiguchi 1994-10-04
5317547 Time recorder 1994-05-31