YK

Yutaka Kumazawa

KC Kowa Company: 2 patents #203 of 562Top 40%
Overall (All Time): #1,984,032 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9681943 Intraocular lens Kotaro Sakanishi, Atsushi Kobayashi 2017-06-20
8267996 Intraocular lens Kazuharu Niwa, Atsushi Kobayashi 2012-09-18