Inventor
TOKUMARU TERUTAKA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “TOKUMARU TERUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI GAS CHEMICAL CO
6 patentsUS6636660B2Oct 21, 2003
Monochrometer and wavelength division multiplexer comprising said monochrometer
MITSUBISHI GAS CHEMICAL CO4 citations60
US9977264B2May 22, 2018
Polarizing lens for sunglasses
MITSUBISHI GAS CHEMICAL CO1 citations49
US9606373B2Mar 28, 2017
Polarized mirrored glasses lens
MITSUBISHI GAS CHEMICAL CO1 citations46
US10838238B2Nov 17, 2020
Aromatic polycarbonate polarising lens
MITSUBISHI GAS CHEMICAL CO0 citations38
US9897823B2Feb 20, 2018
Colored polarizing films, colored polarizing sheets, and colored polarizing lenses, and methods thereof
MITSUBISHI GAS CHEMICAL CO0 citations37
US8936363B2Jan 20, 2015
Polarizing lens made of aromatic polycarbonate
MITSUBISHI GAS CHEMICAL CO0 citations37