P

Inventor

FUTAMI MOTOO

JP61 patents
⚠️ This page may combine multiple inventors who share the name “FUTAMI MOTOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

38 patents
US7453242B2Nov 18, 2008

Power generation apparatus using AC energization synchronous generator and method of controlling the same

HITACHI LTD56 citations98
US7569944B2Aug 4, 2009

Wind power generation system and operating method thereof

HITACHI LTD53 citations97
US5243732ASep 14, 1993

Vacuum cleaner with fuzzy logic control

HITACHI LTD142 citations97
US7268443B2Sep 11, 2007

Wind turbine generator system

HITACHI LTD47 citations96
US7205676B2Apr 17, 2007

Wind turbine generator system

HITACHI LTD36 citations96
US7095130B2Aug 22, 2006

Wind turbine generator system

HITACHI LTD37 citations96
US5463299AOct 31, 1995

Current controller for controlling a current flowing in a load using a PWM inverter and method used thereby

HITACHI LTD81 citations95
US7964980B2Jun 21, 2011

Wind turbine generator system

HITACHI LTD10 citations93
US7847427B2Dec 7, 2010

Wind turbine generator system

HITACHI LTD13 citations93
US7692323B2Apr 6, 2010

Wind turbine generator system

HITACHI LTD18 citations93
US7692325B2Apr 6, 2010

Wind power generation system

HITACHI LTD27 citations93
US7355296B2Apr 8, 2008

Wind turbine generator system

HITACHI LTD19 citations93
US6768277B2Jul 27, 2004

Gas turbine system and method for controlling the same

HITACHI LTD20 citations93
US5359278AOct 25, 1994

Zero current switching circuit and converting apparatus using the same

HITACHI LTD41 citations93
US7952216B2May 31, 2011

Wind turbine generator system

HITACHI LTD14 citations92
US7728451B2Jun 1, 2010

Wind power generation system

HITACHI LTD19 citations92
US7615880B2Nov 10, 2009

Wind turbine generator system

HITACHI LTD15 citations92
US7485980B2Feb 3, 2009

Power converter for doubly-fed power generator system

HITACHI LTD23 citations92
US7456519B2Nov 25, 2008

Power conversion system

HITACHI LTD35 citations92
US7332894B2Feb 19, 2008

Power generation apparatus using AC energization synchronous generator and method of controlling the same

HITACHI LTD35 citations92
US7271500B1Sep 18, 2007

Electrical rotating machine control unit and power generation system

HITACHI LTD21 citations92
US7145262B2Dec 5, 2006

Wind turbine generator system

HITACHI LTD23 citations92
US7095132B2Aug 22, 2006

Wind turbine generator system

HITACHI LTD22 citations92
US6731522B2May 4, 2004

Power generation apparatus using permanent-magnet generator

HITACHI LTD15 citations92
US6611438B2Aug 26, 2003

Power generation apparatus using permanent-magnet generator

HITACHI LTD14 citations92
US6611437B2Aug 26, 2003

Power generation apparatus using permanent-magnet generator

HITACHI LTD14 citations92
US6567282B1May 20, 2003

Apparatus and method of sensorless control for synchronous generator

HITACHI LTD26 citations92
US6304468B2Oct 16, 2001

Phase synchronization system for connecting a power converter to a power distribution system

HITACHI LTD23 citations92
US7948217B2May 24, 2011

Distributed generation system and power system stabilizing method

HITACHI LTD17 citations91
US7663348B2Feb 16, 2010

Distributed generation system and power system stabilizing method

HITACHI LTD17 citations91
US7952214B2May 31, 2011

Wind power generation system and method of controlling power converter

HITACHI LTD19 citations84
US7863904B2Jan 4, 2011

Cell voltage detection device and cell system using the same

HITACHI LTD13 citations84
US7733066B2Jun 8, 2010

Power generation apparatus using AC energization synchronous generator and method of controlling the same

HITACHI LTD10 citations84
US7642666B2Jan 5, 2010

Wind power generation apparatus, wind power generation system and power system control apparatus

HITACHI LTD18 citations84
US7482710B2Jan 27, 2009

Power generation system and control method

HITACHI LTD13 citations84
US7157804B2Jan 2, 2007

Electrical rotating machine control unit and power generation system

HITACHI LTD12 citations84
US6684639B2Feb 3, 2004

Combustion turbine power generation system and method of controlling the same

HITACHI LTD14 citations84
US7667343B2Feb 23, 2010

Hydrogen production system using wind turbine generator

HITACHI LTD13 citations83

ICHINOSE MASAYA

3 patents
US8097971B2Jan 17, 2012

Wind turbine generator system

ICHINOSE MASAYA27 citations92
US8299642B2Oct 30, 2012

Wind power generation system

ICHINOSE MASAYA7 citations83
US8076790B2Dec 13, 2011

Wind turbine generator system

ICHINOSE MASAYA9 citations83

KIKUCHI AKIRA

2 patents
US8466573B2Jun 18, 2013

Wind turbine generator system

KIKUCHI AKIRA18 citations92
US8242620B2Aug 14, 2012

Wind turbine generator system

KIKUCHI AKIRA17 citations92

OOHARA SHINYA

2 patents
US8093740B2Jan 10, 2012

Wind power generation system and operation method thereof

OOHARA SHINYA24 citations91
US8116914B2Feb 14, 2012

Wind turbine and operating method thereof

OOHARA SHINYA22 citations88

HITACHI HOME & LIFE SOLUTIONS

1 patent
US7064967B2Jun 20, 2006

Fuel cell system and control method

HITACHI HOME & LIFE SOLUTIONS190 citations98

HITACHI IND EQUIPMENT SYS

1 patent
US7855467B2Dec 21, 2010

Hybrid power generation of wind-power generator and battery energy storage system

HITACHI IND EQUIPMENT SYS23 citations89

YOKOURA KOUICHI

1 patent
US8816640B2Aug 26, 2014

Battery control system and battery control method

YOKOURA KOUICHI23 citations87

HITACHI CONSTRUCTION MACH CO

1 patent
US9745723B2Aug 29, 2017

Construction machine and battery pack thereof

HITACHI CONSTRUCTION MACH CO11 citations84

YAMAUCHI SHIN

1 patent
US9112247B2Aug 18, 2015

Battery system

YAMAUCHI SHIN11 citations83

Showing the top 50 of 61 patents by PatentIndex Score.