OY

Osamu Yokoyama

SE Seiko Epson: 2 patents #299 of 1,345Top 25%
Overall (2020): #74,781 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10739601 Image display device having maximum emission angle of first image light smaller than maximum viewing angle of virtual image Masatoshi Yonekubo, Takashi Takeda, Mitsutaka Ide, Daisuke Ishida 2020-08-11
10634915 Image display device 2020-04-28
RE47817 Display device with a narrow frame Hidekazu Kobayashi, Yojiro Matsueda 2020-01-14