RK

Ryuki Kan

MC Mitsui Chemicals: 13 patents #98 of 2,279Top 5%
CG Carl Zeiss Vision International Gmbh: 1 patents #102 of 185Top 60%
Overall (All Time): #282,152 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12210222 Frame and eyewear Akihiro Muramatsu, Takafumi Ohto 2025-01-28
11934045 Eyewear, and non-transitory computer-readable recording medium Takafumi Ohto, Akihiro Muramatsu, Eiichiro HIKOSAKA, Akifumi Aono 2024-03-19
11867983 Electronic eyeglasses Masayoshi Hino 2024-01-09
11614641 Eyewear Akihiro Muramatsu, Akifumi Aono, Takafumi Ohto, Sho TANAKA 2023-03-28
11561412 Eyewear Hirofumi Asada, Tsuyoshi Kamibeppu, Takafumi Ohto, Masayoshi Hino 2023-01-24
11513368 Lens unit Eiichiro HIKOSAKA, Akihiro Muramatsu, Akifumi Aono 2022-11-29
11425977 Eyewear case Masayoshi Hino, Akihiro Muramatsu 2022-08-30
11402668 Frame component, temple, frame, and eyewear Takafumi Ohto, Osamu Masuda 2022-08-02
11294204 Sensor module, temple, frame and eyewear Takafumi Ohto, Osamu Masuda 2022-04-05
11294199 Eyewear Takafumi Ohto, Osamu Masuda 2022-04-05
10768443 Electronic eyeglasses Masayoshi Hino 2020-09-08
D860304 Eyeglasses Takafumi Ohto, Osamu Masuda, Hortense Desodt, Thomas Overthun, Martin Kay +2 more 2019-09-17
D848523 Eyeglasses Takafumi Ohto, Osamu Masuda, Masayoshi Hino 2019-05-14
D824992 Eyeglasses Masayoshi Hino 2018-08-07
D816022 Battery box Masayoshi Hino 2018-04-24
D787582 Eyeglass Hortense Desodt, Thomas Overthun, Martin Kay, Thomas Brisebras, Chris Hill 2017-05-23