Inventor
YOSHIMURA KOSAKU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIMURA KOSAKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIFILM BUSINESS INNOVATION CORP
8 patentsUS11680156B2Jun 20, 2023
Polyimide precursor-containing aqueous composition, method for producing polyimide film, and method for producing porous polyimide film
FUJIFILM BUSINESS INNOVATION CORP2 citations71
US12018128B2Jun 25, 2024
Particle-dispersed polyimide precursor solution, method for producing porous polyimide film, and porous polyimide film
FUJIFILM BUSINESS INNOVATION CORP2 citations70
US11680140B2Jun 20, 2023
Particle-dispersed polyimide precursor solution, method for producing porous polyimide film, and porous polyimide film
FUJIFILM BUSINESS INNOVATION CORP2 citations70
US12247103B2Mar 11, 2025
Polyimide precursor solution, porous polyimide film, separator for secondary battery, and secondary battery
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11584837B2Feb 21, 2023
Porous polyimide film, lithium ion secondary battery, and all-solid-state battery
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11495863B2Nov 8, 2022
Porous polyimide film, secondary battery separator, and secondary battery
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11211670B2Dec 28, 2021
All-solid-state battery
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11043718B2Jun 22, 2021
Porous polyimide film and battery
FUJIFILM BUSINESS INNOVATION CORP0 citations61
FUJI XEROX CO LTD
3 patentsUS10542623B2Jan 21, 2020
Porous polyimide shaped article
FUJI XEROX CO LTD0 citations51
US9239527B2Jan 19, 2016
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD0 citations51
US9134636B2Sep 15, 2015
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD0 citations41