P

Inventor

SEKI YASUHIRO

JP21 patents
⚠️ This page may combine multiple inventors who share the name “SEKI YASUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

N E CHEMCAT CORP

8 patents
US10256475B2Apr 9, 2019

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane-electrode assembly, and fuel cell stack

N E CHEMCAT CORP2 citations71
US11271219B2Mar 8, 2022

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane electrode assembly and fuel cell stack

N E CHEMCAT CORP1 citations61
US10177395B2Jan 8, 2019

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane-electrode assembly, fuel cell stack, method for producing electrode catalyst, and composite particle

N E CHEMCAT CORP0 citations51
US10115992B2Oct 30, 2018

Electrode catalyst, gas diffusion electrode-forming composition, gas diffusion electrode, membrane electrode assembly, and fuel cell stack

N E CHEMCAT CORP1 citations51
US9893365B2Feb 13, 2018

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion elelctrode, membrane-electrode assembly, and fuel cell stack

N E CHEMCAT CORP0 citations51
US12374700B2Jul 29, 2025

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane electrode assembly, and fuel cell stack

N E CHEMCAT CORP0 citations50
US9496561B2Nov 15, 2016

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane-electrode assembly, and fuel cell stack

N E CHEMCAT CORP1 citations50
US10333151B2Jun 25, 2019

Method for producing gas diffusion electrode and method for producing membrane electrode assembly (MEA)

N E CHEMCAT CORP0 citations39

TOSHIBA KK

5 patents

YAMAHA MOTOR CO LTD

2 patents

PANASONIC CORP

2 patents

TOKYO ELECTRIC CO LTD

1 patent

GEMBA MIHO

1 patent

NIPPON TELEGRAPH & TELEPHONE

1 patent

EIKEN CHEMICAL

1 patent