YA

Yuji Akiyama

NK Nippon Kogaku K.K.: 1 patents #37 of 82Top 50%
Overall (1982): #21,600 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311904 Automatic focus adjusting device Masashi Okada, Takaharu Kawada, Atsushi Kawahara 1982-01-19