Inventor
MATSUBARA MASANOBU
JP15 patents
⚠️ This page may combine multiple inventors who share the name “MATSUBARA MASANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
8 patentsUS5525725AJun 11, 1996
Process for producing a high purity caprolactam
SUMITOMO CHEMICAL CO4 citations72
US5362870ANov 8, 1994
Process for producing a high purity caprolactam
SUMITOMO CHEMICAL CO8 citations72
US5459261AOct 17, 1995
Process for producing a high purity caprolactam
SUMITOMO CHEMICAL CO3 citations61
US10752791B2Aug 25, 2020
Resin solution composition
SUMITOMO CHEMICAL CO0 citations51
US10899888B2Jan 26, 2021
Aromatic polysulfone, prepreg, and method for producing prepreg
SUMITOMO CHEMICAL CO0 citations50
US10851207B2Dec 1, 2020
Aromatic polysulfone, prepreg, and method for producing prepreg
SUMITOMO CHEMICAL CO0 citations40
US10400069B2Sep 3, 2019
Aromatic polysulfone
SUMITOMO CHEMICAL CO0 citations40
US10270017B2Apr 23, 2019
Laminate film, method for producing laminate film, and LED-mounted substrate
SUMITOMO CHEMICAL CO0 citations36
TOYO KOHAN CO LTD
4 patentsUS4816348AMar 28, 1989
Surface treated steel sheet for welded can material
TOYO KOHAN CO LTD8 citations73
US11939693B2Mar 26, 2024
Surface-treated steel sheet, metal container, and method for producing surface-treated steel sheet
TOYO KOHAN CO LTD0 citations56
US11753737B2Sep 12, 2023
Surface-treated steel sheet, metal container, and method for producing surface-treated steel sheet
TOYO KOHAN CO LTD0 citations56
US10309028B2Jun 4, 2019
Method for producing surface-treated steel sheet, surface-treated steel sheet, and organic resin coated metal container
TOYO KOHAN CO LTD0 citations48