AK

Akira Katayama

NK Nippon Kogaku K.K.: 1 patents #37 of 82Top 50%
Overall (1982): #77,647 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322153 Display device within the viewfinder of a camera Koichi Higashi 1982-03-30