Inventor
Kan Ryuki
JP16 patents
⚠️ This page may combine multiple inventors who share the name “Kan Ryuki”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
15 patentsUSD787582SMay 23, 2017
Eyeglass
MITSUI CHEMICALS INC29 citations94
USD860304SSep 17, 2019
Eyeglasses
MITSUI CHEMICALS INC4 citations72
USD848523SMay 14, 2019
Eyeglasses
MITSUI CHEMICALS INC4 citations71
USD824992SAug 7, 2018
Eyeglasses
MITSUI CHEMICALS INC4 citations71
US11867983B2Jan 9, 2024
Electronic eyeglasses
MITSUI CHEMICALS INC0 citations61
US11425977B2Aug 30, 2022
Eyewear case
MITSUI CHEMICALS INC1 citations61
US10768443B2Sep 8, 2020
Electronic eyeglasses
MITSUI CHEMICALS INC1 citations61
US11513368B2Nov 29, 2022
Lens unit
MITSUI CHEMICALS INC0 citations60
US11402668B2Aug 2, 2022
Frame component, temple, frame, and eyewear
MITSUI CHEMICALS INC0 citations60
US11294199B2Apr 5, 2022
Eyewear
MITSUI CHEMICALS INC1 citations60
US11294204B2Apr 5, 2022
Sensor module, temple, frame and eyewear
MITSUI CHEMICALS INC1 citations60
US11561412B2Jan 24, 2023
Eyewear
MITSUI CHEMICALS INC0 citations58
US11614641B2Mar 28, 2023
Eyewear
MITSUI CHEMICALS INC0 citations50
USD816022SApr 24, 2018
Battery box
MITSUI CHEMICALS INC1 citations50
US11934045B2Mar 19, 2024
Eyewear, and non-transitory computer-readable recording medium
MITSUI CHEMICALS INC0 citations49