KM

Kazumasa Matsumoto

KC Konishiroku Photo Industry Co.: 1 patents #57 of 231Top 25%
Overall (1989): #90,322 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844977 Magnetic recording medium Issei Nakamura 1989-07-04