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Hiromi Inaba
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Chiyoda-ku, Tokyo 100-8220, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Control apparatus and method for linear synchronous motor
Patent number
7,888,893
Issue date
Feb 15, 2011
Hitachi, Ltd.
Hirokazu Nagura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Elevator group supervisory control system with route preparation se...
Patent number
7,740,111
Issue date
Jun 22, 2010
Hitachi, Ltd.
Toshifumi Yoshikawa
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator group supervisory control system using target route prepar...
Patent number
7,730,999
Issue date
Jun 8, 2010
Hitachi, Ltd.
Toshifumi Yoshikawa
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator group supervisory control system
Patent number
7,426,982
Issue date
Sep 23, 2008
Hitachi, Ltd.
Toshifumi Yoshikawa
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Apparatus, method or system for controlling mobile body
Patent number
7,199,547
Issue date
Apr 3, 2007
Hitachi, Ltd.
Daigo Kaneko
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Rope and elevator using the same
Patent number
7,137,483
Issue date
Nov 21, 2006
Hitachi, Ltd.
Kensuke Kato
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator system utilizing wireless transmission units to exchange c...
Patent number
7,134,530
Issue date
Nov 14, 2006
Hitachi, Ltd.
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Power transmission system for elevator
Patent number
7,104,363
Issue date
Sep 12, 2006
Kazuhisa Mori
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator system having terminals with wireless transmitting/receivi...
Patent number
6,976,561
Issue date
Dec 20, 2005
Hitachi, Ltd.
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Electric rotary machine and power generation systems using the same
Patent number
6,771,000
Issue date
Aug 3, 2004
Hitachi, Ltd.
Houng Joong Kim
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Elevator system with wireless elevator control transmit/receive unit
Patent number
6,598,710
Issue date
Jul 29, 2003
Hitachi, Ltd.
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Control apparatus for alternating-current motor
Patent number
6,570,358
Issue date
May 27, 2003
Hitachi, Ltd.
Junnosuke Nakatsugawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Vehicle operating system
Patent number
6,525,510
Issue date
Feb 25, 2003
Hitachi, Ltd.
Hideki Ayano
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Elevator communications apparatus
Patent number
6,481,531
Issue date
Nov 19, 2002
Hitachi, Ltd.
Hirokazu Nagura
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator system having wireless transmitting/receiving units
Patent number
6,446,761
Issue date
Sep 10, 2002
Hitachi, Ltd.
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Charger for elevator call devices
Patent number
6,408,986
Issue date
Jun 25, 2002
Hitachi, Ltd.
Hideki Ayano
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator
Patent number
6,382,361
Issue date
May 7, 2002
Hitachi, Ltd.
Hideki Nihei
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Control system and method
Patent number
6,310,456
Issue date
Oct 30, 2001
Hitachi, Ltd.
Yasuo Morooka
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system of controlling elevators and method and apparatus...
Patent number
5,892,190
Issue date
Apr 6, 1999
Hitachi, Ltd.
Yuzo Morita
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Group control elevator system for automatically adjusting elevator...
Patent number
5,409,085
Issue date
Apr 25, 1995
Hitachi, Ltd.
Atsuya Fujino
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Information transfer system
Patent number
5,408,607
Issue date
Apr 18, 1995
Hitachi, Ltd.
Mitsuyo Nishikawa
G05 - CONTROLLING REGULATING
Information
Patent Grant
Elevator system
Patent number
5,389,749
Issue date
Feb 14, 1995
Hitachi, Ltd.
Sadao Hokari
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and system of controlling elevators and method and apparatus...
Patent number
5,307,903
Issue date
May 3, 1994
Hitachi, Ltd.
Yuzo Morita
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Apparatus and methods for detecting number of people waiting in an...
Patent number
5,298,697
Issue date
Mar 29, 1994
Hitachi, Ltd.
Masato Suzuki
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Group control of elevator system improvement measures
Patent number
5,283,399
Issue date
Feb 1, 1994
Hitachi, Ltd.
Atsuya Fujino
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator control system with image pickups in hall waiting areas an...
Patent number
5,258,586
Issue date
Nov 2, 1993
Hitachi, Ltd.
Masato Suzuki
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Group management control method and apparatus for an elevator system
Patent number
5,239,141
Issue date
Aug 24, 1993
Hitachi, Ltd.
Toshimitsu Tobita
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Image processing apparatus having apparatus for correcting the imag...
Patent number
5,182,776
Issue date
Jan 26, 1993
Hitachi, Ltd.
Masato Suzuki
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Power converter with current-type inverter
Patent number
5,155,671
Issue date
Oct 13, 1992
Hitachi Ltd.
Hiromi Inaba
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus and method for controlling switching elements in a PWN-co...
Patent number
4,924,373
Issue date
May 8, 1990
Hitachi, Ltd.
Hiromi Inaba
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Control Apparatus and Method for Linear Synchronous Motor
Publication number
20100181945
Publication date
Jul 22, 2010
HITACHI, LTD.
Hirokazu Nagura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Elevator Group Supervisory Control System
Publication number
20090283368
Publication date
Nov 19, 2009
Hitachi, Ltd
Toshifumi YOSHIKAWA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator Group Supervisory Control System
Publication number
20080289911
Publication date
Nov 27, 2008
HITACHI, LTD.
Toshifumi YOSHIKAWA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator group supervisory control system
Publication number
20060213728
Publication date
Sep 28, 2006
Hitachi Ltd.
Toshifumi Yoshikawa
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator system
Publication number
20060086573
Publication date
Apr 27, 2006
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Control apparatus and method for linear synchronous motor
Publication number
20060043921
Publication date
Mar 2, 2006
Hirokazu Nagura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Elevator
Publication number
20040026177
Publication date
Feb 12, 2004
Hideki Ayano
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator system
Publication number
20040007430
Publication date
Jan 15, 2004
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Rope and elecvator using the same
Publication number
20030089551
Publication date
May 15, 2003
Kensuke Kato
B66 - HOISTING LIFTING HAULING
Information
Patent Application
VEHICLE OPERATING SYSTEM
Publication number
20030030411
Publication date
Feb 13, 2003
Hitachi, Ltd.
Hideki Ayano
B60 - VEHICLES IN GENERAL
Information
Patent Application
Elevator system
Publication number
20020189907
Publication date
Dec 19, 2002
Nobuhisa Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Apparatus, method or system for controlling mobile body
Publication number
20020175651
Publication date
Nov 28, 2002
Hitachi, Ltd.
Daigo Kaneko
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Control apparatus for alternating-current motor
Publication number
20020167289
Publication date
Nov 14, 2002
Hitachi, Ltd.
Junnosuke Nakatsugawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ELEVATOR COMMUNICATIONS APPARATUS
Publication number
20020157903
Publication date
Oct 31, 2002
Hitachi, Ltd.
Hirokazu Nagura
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Electric rotary machine and power generation systems using the same
Publication number
20020117927
Publication date
Aug 29, 2002
Houng Joong Kim
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Elevator
Publication number
20020112924
Publication date
Aug 22, 2002
HITACHI LTD.
Kazuhisa Mori
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator
Publication number
20020023802
Publication date
Feb 28, 2002
Hideki Ayano
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator
Publication number
20010004033
Publication date
Jun 21, 2001
Hideki Nihei
B66 - HOISTING LIFTING HAULING