Inventor
SAKATA HIROAKI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “SAKATA HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TORAY INDUSTRIES
15 patentsUS10351700B2Jul 16, 2019
Epoxy resin composition, prepreg, cured resin, and fiber reinforced composite material (as amended)
TORAY INDUSTRIES2 citations72
US10344132B2Jul 9, 2019
Epoxy resin composition, prepreg and fiber reinforced composite material
TORAY INDUSTRIES3 citations72
US9982086B2May 29, 2018
Epoxy resin composition, prepreg, fiber reinforced plastic material, and manufacturing method for fiber reinforced plastic material
TORAY INDUSTRIES2 citations66
US12492285B2Dec 9, 2025
Epoxy resin composition, prepreg and fiber-reinforced composite material
TORAY INDUSTRIES0 citations62
US11034810B2Jun 15, 2021
Epoxy resin composition, prepreg, and carbon fiber-reinforced composite material
TORAY INDUSTRIES0 citations62
US10851217B2Dec 1, 2020
Epoxy resin composition, prepreg, and carbon fiber reinforced composite material
TORAY INDUSTRIES1 citations59
US12448510B2Oct 21, 2025
Prepreg, method for producing same, and slit tape prepreg
TORAY INDUSTRIES0 citations58
US11708487B2Jul 25, 2023
Prepreg, method for producing same, and slit tape prepreg
TORAY INDUSTRIES0 citations58
US12528925B2Jan 20, 2026
Prepreg and method for producing prepreg
TORAY INDUSTRIES0 citations56
US12428554B2Sep 30, 2025
Epoxy resin composition, cured resin product, prepreg, and fiber-reinforced composite material
TORAY INDUSTRIES0 citations56
US11319435B2May 3, 2022
Heat-curable resin composition, prepreg, and fiber-reinforced composite material
TORAY INDUSTRIES0 citations56
US12528275B2Jan 20, 2026
Laminate, method for producing same and prepreg
TORAY INDUSTRIES0 citations52
US11441027B2Sep 13, 2022
Epoxy resin composition, prepreg, and fiber-reinforced composite material
TORAY INDUSTRIES0 citations52
US10280251B2May 7, 2019
Epoxy resin composition, prepreg, and carbon fiber-reinforced composite material
TORAY INDUSTRIES0 citations41
US10723087B2Jul 28, 2020
Prepreg and method for manufacturing same
TORAY INDUSTRIES0 citations39
ARAI ATSUHITO
2 patentsUS9434811B2Sep 6, 2016
Epoxy resin composition for use in a carbon-fiber-reinforced composite material, prepreg, and carbon-fiber-reinforced composite material
ARAI ATSUHITO8 citations79
US8263216B2Sep 11, 2012
Epoxy resin composition for fiber-reinforced composite material, prepreg, and fiber-reinforced composite material
ARAI ATSUHITO4 citations58