MK

Mutsumi KOGUCHI

HO Hoya: 2 patents #523 of 1,290Top 45%
Overall (All Time): #1,997,557 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9235059 Drive system for rotatable optical element Hiroshi Nomura, Toshiharu Suzuki, Yoshifumi Fujisaki 2016-01-12
8964306 Lens barrel Hiroshi Nomura 2015-02-24