TN

Takatoshi Nakayama

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
Overall (All Time): #4,088,637 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4264970 Liquid crystal display cell for an electronic timepiece Katsuo Nishimura, Toshihiko Nakayama 1981-04-28