Inventor
OTSUKA KOSUKE
JP11 patents
⚠️ This page may combine multiple inventors who share the name “OTSUKA KOSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI GAS CHEMICAL CO
9 patentsUS10662303B2May 26, 2020
Stretched film, method for manufacturing stretched film, and, polyamide resin composition
MITSUBISHI GAS CHEMICAL CO1 citations61
US12338047B2Jun 24, 2025
Multi-layer container, method for producing same, and method for producing reclaimed polyester
MITSUBISHI GAS CHEMICAL CO0 citations60
US11981809B2May 14, 2024
Stretched body, PET bottle, and method for producing container
MITSUBISHI GAS CHEMICAL CO0 citations60
US11858240B2Jan 2, 2024
Multilayer container, method for manufacturing same, and method for manufacturing reclaimed polyester
MITSUBISHI GAS CHEMICAL CO0 citations60
US11724848B2Aug 15, 2023
Multilayer container, method for manufacturing same, and method for manufacturing reclaimed polyester
MITSUBISHI GAS CHEMICAL CO0 citations60
US12162985B2Dec 10, 2024
Polyamide resin
MITSUBISHI GAS CHEMICAL CO1 citations51
US12378358B2Aug 5, 2025
Resin composition, molded body, and their application
MITSUBISHI GAS CHEMICAL CO0 citations50
US11447632B2Sep 20, 2022
Easily tearable film, multilayer film, packaging material, and container
MITSUBISHI GAS CHEMICAL CO0 citations50
US11873401B2Jan 16, 2024
Easily tearable film, multilayer film, packaging material, and container
MITSUBISHI GAS CHEMICAL CO0 citations46