TK

Takao Kawamura

HI Hitachi: 1 patents #856 of 3,149Top 30%
Kyocera: 1 patents #11 of 52Top 25%
UN Unknown: 1 patents #172 of 2,033Top 9%
Overall (1994): #18,824 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5318873 Electroconductive magnetic carrier, developer using the same and image formation method Yasuo Nishiguchi, Yoshio Ozawa, Yukio Ikeda, Katsuhiro Yoshioka, Hiroshi Itoh 1994-06-07
5291097 Cathode-ray tube Hiromitsu Kawamura, Katsumi Kobara, Kiyoshi Miura 1994-03-01