TK

Toshikiyo Kato

CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
📍 Nishitokyo, JP: #135 of 277 inventorsTop 50%
Overall (All Time): #2,326,317 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4960337 Ribbon mask for a printer Yasuo Ichikawa, Wataru Ito, Hiroshi Ikeda, Yoshio Kamata 1990-10-02
4469449 Drive system for electrochromic display cell — 1984-09-04