Inventor
KITAMURA AKIRA
JP46 patents
⚠️ This page may combine multiple inventors who share the name “KITAMURA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU CHEMICAL CO
28 patentsUS10906992B2Feb 2, 2021
Method for producing low polymerization degree cellulose ether
SHINETSU CHEMICAL CO3 citations70
US12528885B2Jan 20, 2026
Method for producing hydroxyalkyl alkyl cellulose
SHINETSU CHEMICAL CO0 citations62
US12114683B2Oct 15, 2024
Gelling composition and food containing the same
SHINETSU CHEMICAL CO0 citations62
US11634510B2Apr 25, 2023
Water-soluble cellulose ether and method for producing the same
SHINETSU CHEMICAL CO0 citations62
US11136415B2Oct 5, 2021
Method for producing hydroxypropyl methyl cellulose
SHINETSU CHEMICAL CO0 citations62
US10723807B2Jul 28, 2020
Method for producing hydroxyalkyl alkyl cellulose
SHINETSU CHEMICAL CO1 citations62
US11365266B2Jun 21, 2022
Method for producing cellulose ether
SHINETSU CHEMICAL CO0 citations61
US11021628B2Jun 1, 2021
Coating composition containing methyl cellulose, method for producing the same, and solid preparation
SHINETSU CHEMICAL CO0 citations61
US12018098B2Jun 25, 2024
Method for producing depolymerized cellulose ether
SHINETSU CHEMICAL CO0 citations60
US12503521B2Dec 23, 2025
Hydroxypropyl methyl cellulose acetate succinate, method for producing the same, and composition for hot-melt extrusion
SHINETSU CHEMICAL CO0 citations59
US11767371B2Sep 26, 2023
Hydroxypropyl methyl cellulose acetate succinate, method for producing the same, and composition for hot-melt extrusion
SHINETSU CHEMICAL CO0 citations59
US11319384B2May 3, 2022
Method for producing hypromellose phthalate
SHINETSU CHEMICAL CO0 citations59
US11319385B2May 3, 2022
Method for producing hypromellose acetate succinate
SHINETSU CHEMICAL CO0 citations59
US10881124B2Jan 5, 2021
Method for producing alkyl cellulose
SHINETSU CHEMICAL CO0 citations58
US11879022B2Jan 23, 2024
Method for producing depolymerized cellulose ether
SHINETSU CHEMICAL CO0 citations56
US11089804B2Aug 17, 2021
Oil-in-water type composition and food using same
SHINETSU CHEMICAL CO0 citations55
US10941217B2Mar 9, 2021
Water-soluble cellulose ether and method for producing the same
SHINETSU CHEMICAL CO0 citations52
US10570217B2Feb 25, 2020
Hydroxypropyl methyl cellulose having high thermal gel strength, method for producing the same, and food containing the same
SHINETSU CHEMICAL CO0 citations52
US10696751B2Jun 30, 2020
Solid preparation containing alkyl cellulose and method for producing the same
SHINETSU CHEMICAL CO0 citations51
US10688024B2Jun 23, 2020
Cleaning composition
SHINETSU CHEMICAL CO0 citations51
US10233259B2Mar 19, 2019
Hypromellose acetate succinate, method for producing the same and composition containing the same
SHINETSU CHEMICAL CO0 citations51
US9884922B2Feb 6, 2018
Hypromellose acetate succinate, method for producing the same and composition containing the same
SHINETSU CHEMICAL CO1 citations51
US12473425B2Nov 18, 2025
Hydroxypropyl methyl cellulose phthalate, method for producing the same, and composition for hot-melt extrusion
SHINETSU CHEMICAL CO0 citations49
US11421043B2Aug 23, 2022
Method for producing sieved low-substituted hydroxypropyl cellulose
SHINETSU CHEMICAL CO0 citations47
US9926385B2Mar 27, 2018
Method for producing water-soluble cellulose ether having low degree of polymerization and method for producing film coating composition comprising same
SHINETSU CHEMICAL CO0 citations40
US10550202B2Feb 4, 2020
Hydroxyalkyl alkyl cellulose, method for producing the same, and solid preparation
SHINETSU CHEMICAL CO0 citations39
US10314786B2Jun 11, 2019
Hydroxyalkyl alkyl cellulose, method for producing the same, and solid preparation
SHINETSU CHEMICAL CO0 citations39
US10174128B2Jan 8, 2019
Method for producing purified low-substituted hydroxypropyl cellulose
SHINETSU CHEMICAL CO0 citations37
TORAY INDUSTRIES
6 patentsUS6437176B2Aug 20, 2002
Method for preparing aromatic carboxylic acids, aromatic aldehydes, and aromatic alcohols
TORAY INDUSTRIES47 citations93
US6040490AMar 21, 2000
Process for producing aromatic compounds by dealkylation, transalkylation, or disproportionation
TORAY INDUSTRIES22 citations90
US6972347B1Dec 6, 2005
Method for converting aromatic hydrocarbons
TORAY INDUSTRIES4 citations61
US6242643B1Jun 5, 2001
Method for preparing aromatic carboxylic acids, aromatic aldehydes, and aromatic alcohols
TORAY INDUSTRIES4 citations60
US9988501B2Jun 5, 2018
Method of producing polymer microparticles
TORAY INDUSTRIES0 citations51
US6590129B2Jul 8, 2003
Method for preparing aromatic carboxylic acids, aromatic aldehydes, and aromatic alcohols
TORAY INDUSTRIES0 citations49
KITAMURA AKIRA
3 patentsTAMURA SEISAKUSHO KK
3 patentsUS11618108B2Apr 4, 2023
Molded solder and molded solder production method
TAMURA SEISAKUSHO KK0 citations52
US10035222B2Jul 31, 2018
Soldering flux and solder paste composition
TAMURA SEISAKUSHO KK0 citations37
US9844840B2Dec 19, 2017
Flux for soldering and solder paste composition
TAMURA SEISAKUSHO KK0 citations37