HK

Hideo Kanno

NI Nikon: 2 patents #116 of 390Top 30%
Canon: 1 patents #1,019 of 2,200Top 50%
Overall (1997): #15,768 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5701209 Lens barrel having a manually focusing ring Koushi Yoshibe 1997-12-23
5663839 Zoom lens barrel having a rotatable diaphragm mechanism and a mechanism for correcting an aperture diameter during zooming 1997-09-02
5592191 Display apparatus Akira Tsuboyama, Katsuhiro Miyamoto, Atsushi Mizutome, Hiroshi Inoue, Kazunori Katakura 1997-01-07