KU

Ken Utagawa

NI Nikon: 2 patents #116 of 390Top 30%
Overall (1997): #33,226 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5664236 Focus adjustment device and method 1997-09-02
5659813 Camera with focus detecting device for removing vignetting effects Yosuke Kusaka 1997-08-19