P

Inventor

YOSHIDA HIROMICHI

JP35 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA HIROMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HONDA MOTOR CO LTD

18 patents
US9640818B2May 2, 2017

Fuel cell and method of operating the fuel cell

HONDA MOTOR CO LTD8 citations82
US9317055B2Apr 19, 2016

Method for sequentially measuring impedance, measurement device, and fuel cell system

HONDA MOTOR CO LTD3 citations73
US7563528B2Jul 21, 2009

Fuel cell system and method of scavenging same

HONDA MOTOR CO LTD3 citations63
US7445861B2Nov 4, 2008

Method for detecting abnormality in fuel cell

HONDA MOTOR CO LTD3 citations63
US7445866B2Nov 4, 2008

Fuel cell stack

HONDA MOTOR CO LTD5 citations63
US7901826B2Mar 8, 2011

Fuel cell

HONDA MOTOR CO LTD3 citations62
US7776490B2Aug 17, 2010

Fuel cell having closure seal

HONDA MOTOR CO LTD6 citations62
US7393607B2Jul 1, 2008

Fuel cell and fuel cell stack

HONDA MOTOR CO LTD4 citations62
US7326485B2Feb 5, 2008

Fuel cell with a seal tightly in contact with an electrode for preventing leakage of a reactant gas

HONDA MOTOR CO LTD2 citations62
US7090941B2Aug 15, 2006

Fuel cell stack and a method of supplying reactant gases to the fuel cell stack

HONDA MOTOR CO LTD3 citations62
US7588844B2Sep 15, 2009

Method of starting up operation of fuel cell at low temperature

HONDA MOTOR CO LTD3 citations60
US11081713B2Aug 3, 2021

Fuel cell activation method

HONDA MOTOR CO LTD1 citations59
US7794889B2Sep 14, 2010

Method for detecting abnormality in fuel cell

HONDA MOTOR CO LTD0 citations52
US7157175B2Jan 2, 2007

Solid polymer electrolyte membrane fuel cell electrode catalyst layer

HONDA MOTOR CO LTD0 citations52
US9368818B2Jun 14, 2016

Humidification control method for fuel cell

HONDA MOTOR CO LTD0 citations51
US12537211B2Jan 27, 2026

Information processing device and vehicle

HONDA MOTOR CO LTD0 citations44
US9318760B2Apr 19, 2016

Fuel cell and method of operating fuel cell

HONDA MOTOR CO LTD0 citations41
US7871731B2Jan 18, 2011

Fuel cell assembly operating method and fuel cell system

HONDA MOTOR CO LTD0 citations41

HITACHI LTD

3 patents

INAI SHIGERU

3 patents

YOSHIDA HIROMICHI

2 patents

HITACHI CABLE

1 patent

JAPAN SYNTHETIC RUBBER CO LTD

1 patent

HITACHI LTD & HITACHI CABLE LT

1 patent

KUBOTA KK

1 patent

JAPAN ATOMIC ENERGY RES INST

1 patent

SATO MASAHIKO

1 patent

GM GLOBAL TECH OPERATIONS LLC

1 patent

MATSUBARA TAKESHI

1 patent

TOKYO METROPOLITAN IND TECH RES INST

1 patent