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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:018989/0923   Pages: 4
Recorded: 03/05/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 49
1
Patent #:
5451147
Issue Dt:
09/19/1995
Application #:
07767666
Filing Dt:
09/30/1991
Title:
TURBO VACUUM PUMP
2
Patent #:
5486729
Issue Dt:
01/23/1996
Application #:
08026760
Filing Dt:
03/05/1993
Title:
METHOD AND APPARATUS FOR CONTROLLING A MAGNETIC BEARING
3
Patent #:
5422834
Issue Dt:
06/06/1995
Application #:
08118206
Filing Dt:
09/09/1993
Title:
SIMULATION METHOD AND SYSTEM FOR SIMULATING DRIVE MECHANISM
4
Patent #:
5595473
Issue Dt:
01/21/1997
Application #:
08324212
Filing Dt:
10/17/1994
Title:
CENTRIFUGAL FLUID MACHINE
5
Patent #:
5498105
Issue Dt:
03/12/1996
Application #:
08332089
Filing Dt:
11/01/1994
Title:
DRAINAGE WATER PUMPING STATION AND METHOD FOR OPERATING THE SAME
6
Patent #:
5613843
Issue Dt:
03/25/1997
Application #:
08395307
Filing Dt:
02/28/1995
Title:
PACKAGE-TYPE SCREW COMPRESSOR
7
Patent #:
5576587
Issue Dt:
11/19/1996
Application #:
08404742
Filing Dt:
03/15/1995
Title:
HIGH-SPEED ROTOR AND CONTROLLER FOR CONTROLLING MAGNETIC BEARINGS USED THEREFOR
8
Patent #:
5639165
Issue Dt:
06/17/1997
Application #:
08502978
Filing Dt:
07/17/1995
Title:
METHOD OF OPERATING PUMP AND BEARING DEVICE FOR PUMP
9
Patent #:
5616098
Issue Dt:
04/01/1997
Application #:
08514737
Filing Dt:
08/14/1995
Title:
REDUCTION MECHANISM FOR MILL AND MILL HAVING THE SAME
10
Patent #:
5603587
Issue Dt:
02/18/1997
Application #:
08554832
Filing Dt:
11/07/1995
Title:
DRAINAGE WATER PUMPING STATION AND METHOD FOR OPERATING THE SAME
11
Patent #:
5857834
Issue Dt:
01/12/1999
Application #:
08741688
Filing Dt:
10/31/1996
Title:
CENTRIFUGAL FLUID MACHINE
12
Patent #:
5733064
Issue Dt:
03/31/1998
Application #:
08753911
Filing Dt:
12/03/1996
Title:
DRAINAGE WATER PUMPING STATION AND METHOD FOR OPERATING THE SAME
13
Patent #:
5942673
Issue Dt:
08/24/1999
Application #:
08863915
Filing Dt:
05/27/1997
Title:
VEHICLE TESTING SYSTEM AND TESTING METHOD
14
Patent #:
6162015
Issue Dt:
12/19/2000
Application #:
08913253
Filing Dt:
09/10/1997
Title:
CENTRIFUGAL TYPE FLUID MACHINE
15
Patent #:
5964398
Issue Dt:
10/12/1999
Application #:
08929089
Filing Dt:
09/15/1997
Title:
VANE MEMBER AND METHOD FOR PRODUCING JOINT
16
Patent #:
6132136
Issue Dt:
10/17/2000
Application #:
09012738
Filing Dt:
01/23/1998
Title:
DRAINAGE WATER PUMPING STATION AND METHOD FOR OPERATING THE SAME
17
Patent #:
6427528
Issue Dt:
08/06/2002
Application #:
09019117
Filing Dt:
02/05/1998
Title:
APPARATUS FOR THE METHOD OF TESTING VEHICLE
18
Patent #:
6196809
Issue Dt:
03/06/2001
Application #:
09023686
Filing Dt:
02/13/1998
Title:
TWO-STAGE CENTRIFUGAL COMPRESSOR
19
Patent #:
6189385
Issue Dt:
02/20/2001
Application #:
09043348
Filing Dt:
03/18/1998
Title:
SHAKING TABLE AND METHOD OF CONTROLLING THE SAME
20
Patent #:
6247348
Issue Dt:
06/19/2001
Application #:
09054391
Filing Dt:
04/03/1998
Title:
APPARATUS FOR AND METHOD OF TESTING DYNAMIC CHARACTERISTICS OF COMPONENTS OF VEHICLE
21
Patent #:
6234011
Issue Dt:
05/22/2001
Application #:
09120729
Filing Dt:
07/23/1998
Title:
VEHICLE TESTING APPARATUS AND METHOD THEREOF
22
Patent #:
6203275
Issue Dt:
03/20/2001
Application #:
09142013
Filing Dt:
08/31/1998
Title:
CENTRIFUGAL COMPRESSOR AND DIFFUSER FOR CENTRIFUGAL COMPRESSOR
23
Patent #:
6047461
Issue Dt:
04/11/2000
Application #:
09146349
Filing Dt:
09/03/1998
Title:
ROTOR FOR PERMANENT MAGNET EXCITED, HIGH-SPEED ELECTRIC ROTARY MACHINE, MANUFACTURING METHOD OF THE SAME AND ELECTRIC ROTARY MACHINE INCLUDING THE SAME
24
Patent #:
5971705
Issue Dt:
10/26/1999
Application #:
09179858
Filing Dt:
10/28/1998
Title:
CENTRIFUGAL FLUID MACHINE
25
Patent #:
6354763
Issue Dt:
03/12/2002
Application #:
09257034
Filing Dt:
02/25/1999
Title:
PUMPING PLANT
26
Patent #:
6111333
Issue Dt:
08/29/2000
Application #:
09261237
Filing Dt:
03/03/1999
Title:
MAGNETIC BEARING, ROTATING MACHINE MOUNTING THE SAME, AND METHOD FOR DRIVING ROTATING MACHINE
27
Patent #:
6721668
Issue Dt:
04/13/2004
Application #:
09381037
Filing Dt:
12/02/1999
Title:
VIBRATION EXCITING APPARATUS AND VIBRATION TESTING APPARATUS FOR STRUCTURE USING SAME
28
Patent #:
6139266
Issue Dt:
10/31/2000
Application #:
09391090
Filing Dt:
09/16/1999
Title:
CENTRIFUGAL FLUID MACHINE
29
Patent #:
6524059
Issue Dt:
02/25/2003
Application #:
09508248
Filing Dt:
03/09/2000
Title:
TURBO FLUID MACHINERY AND DRY GAS SEAL USED FOR THE MACHINERY
30
Patent #:
6312222
Issue Dt:
11/06/2001
Application #:
09534085
Filing Dt:
03/23/2000
Title:
Centrifugal fluid machine
31
Patent #:
6290460
Issue Dt:
09/18/2001
Application #:
09636739
Filing Dt:
08/11/2000
Title:
Centrifugal fluid machine
32
Patent #:
6679689
Issue Dt:
01/20/2004
Application #:
09725907
Filing Dt:
11/30/2000
Publication #:
US20020001531
Pub Dt:
01/03/2002
Title:
SCREW COMPRESSOR
33
Patent #:
6517325
Issue Dt:
02/11/2003
Application #:
09779856
Filing Dt:
02/09/2001
Publication #:
US20020001523
Pub Dt:
01/03/2002
Title:
AIR COMPRESSOR AND METHOD OF OPERATING THE SAME
34
Patent #:
6599094
Issue Dt:
07/29/2003
Application #:
09789755
Filing Dt:
02/22/2001
Publication #:
US20020071769
Pub Dt:
06/13/2002
Title:
SCREW COMPRESSOR SYSTEM AND OPERATING METHOD THEREOF
35
Patent #:
6540482
Issue Dt:
04/01/2003
Application #:
09811495
Filing Dt:
03/20/2001
Publication #:
US20030031559
Pub Dt:
02/13/2003
Title:
TURBO-TYPE MACHINES
36
Patent #:
6514034
Issue Dt:
02/04/2003
Application #:
09826872
Filing Dt:
04/06/2001
Publication #:
US20020164245
Pub Dt:
11/07/2002
Title:
PUMP
37
Patent #:
6364607
Issue Dt:
04/02/2002
Application #:
09853569
Filing Dt:
05/14/2001
Publication #:
US20010033792
Pub Dt:
10/25/2001
Title:
Centrifugal fluid machine
38
Patent #:
6371724
Issue Dt:
04/16/2002
Application #:
09862313
Filing Dt:
05/23/2001
Publication #:
US20010036404
Pub Dt:
11/01/2001
Title:
CENTRIFUGAL FLUID MACHINE
39
Patent #:
6575037
Issue Dt:
06/10/2003
Application #:
09911477
Filing Dt:
07/25/2001
Publication #:
US20020042667
Pub Dt:
04/11/2002
Title:
A MUTIPLE DEGREE OF FREEDOM VIBRATION EXCITING APPARATUS AND SYSTEM
40
Patent #:
6697682
Issue Dt:
02/24/2004
Application #:
09929129
Filing Dt:
08/15/2001
Publication #:
US20020128732
Pub Dt:
09/12/2002
Title:
ADAPTIVE CONTROL APPARATUS AND SHAKING TABLE
41
Patent #:
6676296
Issue Dt:
01/13/2004
Application #:
09939667
Filing Dt:
08/28/2001
Publication #:
US20020131657
Pub Dt:
09/19/2002
Title:
RADIAL BEARING AND TRANSMISSION USING THE SAME
42
Patent #:
6598480
Issue Dt:
07/29/2003
Application #:
09994863
Filing Dt:
11/28/2001
Publication #:
US20030109992
Pub Dt:
06/12/2003
Title:
VIBRATION TESTING SYSTEM
43
Patent #:
6572350
Issue Dt:
06/03/2003
Application #:
10080666
Filing Dt:
02/25/2002
Publication #:
US20020081213
Pub Dt:
06/27/2002
Title:
SCREW COMPRESSOR
44
Patent #:
6692224
Issue Dt:
02/17/2004
Application #:
10097611
Filing Dt:
03/15/2002
Publication #:
US20030059299
Pub Dt:
03/27/2003
Title:
TURBO COMPRESSOR
45
Patent #:
6773224
Issue Dt:
08/10/2004
Application #:
10101312
Filing Dt:
03/20/2002
Publication #:
US20030053906
Pub Dt:
03/20/2003
Title:
CONTROL METHOD OF PLURAL COMPRESSORS AND COMPRESSOR SYSTEM
46
Patent #:
6629042
Issue Dt:
09/30/2003
Application #:
10106537
Filing Dt:
03/27/2002
Publication #:
US20020116136
Pub Dt:
08/22/2002
Title:
TESTING SYSTEM AND TESTING METHOD FOR STRUCTURE
47
Patent #:
6736594
Issue Dt:
05/18/2004
Application #:
10180029
Filing Dt:
06/27/2002
Publication #:
US20030002982
Pub Dt:
01/02/2003
Title:
AXIAL-FLOW TYPE HYDRAULIC MACHINE
48
Patent #:
6802689
Issue Dt:
10/12/2004
Application #:
10233536
Filing Dt:
09/04/2002
Publication #:
US20020197154
Pub Dt:
12/26/2002
Title:
TURBO TYPE FLUID MACHINE AND DRY GAS SEAL FOR USE THEREFOR
49
Patent #:
6718270
Issue Dt:
04/06/2004
Application #:
10244746
Filing Dt:
09/17/2002
Publication #:
US20030055582
Pub Dt:
03/20/2003
Title:
VIBRATION TESTING DEVICE AND VIBRATION RESPONSE EVALUATING METHOD
Assignor
1
HITACHI LTD.
Exec Dt:
10/30/2006
Assignee
1
HITACHI PLANT TECHNOLOGIES, LTD.
1-14, UCHIKANDA 1-CHOME
CHIYODA-KU, TOKYO 101-0047, JAPAN
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET - SUITE 1800
ARLINGTON, VA 22209

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