Inventor

KAMIBEPPU Tsuyoshi

JP4 patents

Patents

4 patents

US10423011B2Sep 24, 2019

Lens, lens blank, and eyewear

MITSUI CHEMICALS INC2 citations71

US11886048B2Jan 30, 2024

Lens and eyewear

MITSUI CHEMICALS INC1 citations58

US11561412B2Jan 24, 2023

Eyewear

MITSUI CHEMICALS INC0 citations58

US11249327B2Feb 15, 2022

Lens and eyewear

MITSUI CHEMICALS INC1 citations58