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Patent Assignment Assignor Details
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Assignor Name : LIU, JOSEPH C.
Total Assignments: 17
Assignment: 1
Reel/Frame:005200/0218   Pages: 4
Recorded: 12/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LIU, JOSEPH C.
Exec Dt:
12/14/1989
2
WATSON, DONALD C.
Exec Dt:
12/14/1989
Assignee
1
OIL DYNAMICS, INC., A CORP. OF OK
TULSA,, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5003210
NONE
07453682
Correspondence name and address
JAMES R. HEAD
HEAD & JOHNSON
228 WEST 17TH PLACE
TULSA, OK 74119
Assignment: 2
Reel/Frame:005601/0137   Pages: 4
Recorded: 01/31/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LIU, JOSEPH C.
Exec Dt:
01/28/1991
Assignee
1
SEAGATE TECHNOLOGY, INC., A CORP. OF DE
SEAGATE TECHNOLOGY, INC.,
SCOTTS VALLEY,, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5247448
NONE
07648216
Correspondence name and address
DAVID R. FAIRBAIRN
625 4TH AVE. SO., STE. 1500
MINNEAPOLIS, MN 55415
Assignment: 3
Reel/Frame:005599/0790   Pages: 5
Recorded: 02/11/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LIU, JOSEPH C.
Exec Dt:
02/11/1991
2
WILSON, BROWN L.
Exec Dt:
02/11/1991
Assignee
1
OIL DYNAMICS, INC., A CORP. OF OK
TULSA,, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5113101
NONE
07653699
Correspondence name and address
HEAD AND JOHNSON
ATTN: FRANK J. CATALANO
228 WEST 17TH PLACE
TULSA, OK 74119
Assignment: 4
Reel/Frame:005644/0407   Pages: 5
Recorded: 03/12/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LIU, JOSEPH C.
Exec Dt:
03/12/1991
2
WATSON, DONALD C.
Exec Dt:
03/12/1991
Assignee
1
OIL DYNAMICS, INC.
A CORP. OF OKLAHOMA
TULSA, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5128573
NONE
07667820
Correspondence name and address
JAMES R. HEAD
HEAD AND JOHNSON
228 WEST 17TH PLACE
TULSA, OK 74119
Assignment: 5
Reel/Frame:005927/0883   Pages: 6
Recorded: 11/18/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JEPPSON, DAVID B.
Exec Dt:
11/14/1991
2
WULFERDINGER, NORMAN H.
Exec Dt:
11/14/1991
3
MEE, BRYAN J.
Exec Dt:
11/14/1991
4
GLASSBURN, TIM R.
Exec Dt:
11/14/1991
5
LEE, TOM LIK-CHUNG
Exec Dt:
11/12/1991
6
NAGAKURA, CLYDE H.
Exec Dt:
11/14/1991
7
THANOS, WILLIAN N.
Exec Dt:
11/15/1991
8
LIU, JOSEPH C.
Exec Dt:
11/15/1991
Assignee
1
QUANTUM CORPORATION A CORPORATION OF DELAWARE
500 MCCARTHY BLVD., MILPITAS, CA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5317713
NONE
07762683
Correspondence name and address
DAVID B. HARRISON
INTELLECTUAL PROPERTY LAW DEPT.
QUANTUM CORPORATION
500 MCCARTHY BLVD.
MILPITAS, CA 95035
Assignment: 6
Reel/Frame:005927/0916   Pages: 5
Recorded: 11/18/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JEPPSON, DAVID B.
Exec Dt:
11/14/1991
2
WULFERDINGER, NORMAN H.
Exec Dt:
11/14/1991
3
MEE, BRYAN J.
Exec Dt:
11/14/1991
4
THANOS, WILLIAM N.
Exec Dt:
11/15/1991
5
LIU, JOSEPH C.
Exec Dt:
11/15/1991
Assignee
1
QUANTUM CORPORATION A CORPORATION OF DELAWARE
500 MCCARTHY BLVD., MILPITAS, CA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5280603
NONE
07762887
Correspondence name and address
DAVID B. HARRISON
QUANTUM CORP.
500 MCCARTHY BLVD.
MILPITAS, CA 95035
Assignment: 7
Reel/Frame:008095/0530   Pages: 3
Recorded: 07/09/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEYER, DALLAS W.
Exec Dt:
07/01/1996
2
LIU, JOSEPH C.
Exec Dt:
06/18/1996
3
BOUTAGHOU, ZINE-EDDINE
Exec Dt:
06/18/1996
Assignee
1
SEAGATE TECHNOLOGY, INC.
920 DISC DRIVE, BUILDING 15
SCOTTS VALLEY, CALIFORNIA 95066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5754371
NONE
08677134
Correspondence name and address
KINNEY & LANGE, P.A.
JEFFREY D. SHEWCHUK
625 FOURTH AVENUE SOUTH, SUITE 1500
MINNEAPOLIS, MINNESOTA 55415-1659
Assignment: 8
Reel/Frame:009338/0689   Pages: 3
Recorded: 05/06/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, JOSEPH C.
Exec Dt:
04/29/1997
Assignee
1
SEAGATE TECHNOLOGY, INC.
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95067
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6069771
NONE
08836466
Correspondence name and address
KINNEY & LANGE, P.A.
ROBERT M. ANGUS
SUITE 1500, 625 FOURTH AVENUE SOUTH
MINNEAPOLIS, MN 55415-1659
Assignment: 9
Reel/Frame:008617/0248   Pages: 4
Recorded: 07/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHAENZER, MARK J.
Exec Dt:
07/17/1997
2
LIU, JOSEPH C.
Exec Dt:
07/14/1997
3
BOUTAGHOU, ZINE-EDDINE
Exec Dt:
07/17/1997
Assignee
1
SEAGATE TECHNOLOGY, INC.
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6046596
NONE
08804090
Correspondence name and address
WESTMAN, CHAMPLIN & KELLY, P.A.
JOHN VELDHUIS-KROEZE
SUITE 1600, INTERNATIONAL CENTRE
900 SECOND AVENUE SOUTH
MINNEAPOLIS, MN 55402
Assignment: 10
Reel/Frame:010148/0423   Pages: 3
Recorded: 08/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEM, ANDRE Y.
Exec Dt:
07/23/1999
2
LIU, JOSEPH C.
Exec Dt:
07/23/1999
3
LIM, CHOONKIAT
Exec Dt:
07/23/1999
4
KHEW, SEN CHAI
Exec Dt:
07/23/1999
Assignee
1
SEAGATE TECHNOLOGY, INC.
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6308555
NONE
09306149
Correspondence name and address
MERCHANT & GOULD P.C.
HOMER KNEARL
3100 NORWEST CENTER
90 SOUTH SEVENTH STREET
MINNEAPOLIS, MN 55402-4131
Assignment: 11
Reel/Frame:010256/0101   Pages: 3
Recorded: 08/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEM, ANDRE Y.
Exec Dt:
07/23/1999
2
LIU, JOSEPH C.
Exec Dt:
07/23/1999
3
LIM, CHOONKIAT
Exec Dt:
07/23/1999
4
KHEW, SEN CHAI
Exec Dt:
07/23/1999
Assignee
1
SEAGATE TECHNOLOGY, INC.
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6308555
NONE
09306149
Correspondence name and address
MERCHANT & GOULD P.C.
HOMER KNEARL
3100 NORWEST CENTER
90 SOUTH SEVENTH STREET
MINNEAPOLIS, MINNESOTA 55402-4131
Assignment: 12
Reel/Frame:010440/0486   Pages: 3
Recorded: 12/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, JOSEPH C.
Exec Dt:
10/22/1999
2
BAILEY, RICK
Exec Dt:
11/19/1999
Assignee
1
CAMCO INTERNATIONAL, INC.
7030 ARDMORE
HOUSTON, TEXAS 77054
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6318467
NONE
09452669
Correspondence name and address
FLETCHER YODER & VAN SOMEREN
ROBERT A. VAN SOMEREN
7915 FM 1960 WEST, SUITE 330
HOUSTON, TEXAS 77070
Assignment: 13
Reel/Frame:010834/0689   Pages: 4
Recorded: 05/26/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, STEPHEN D.
Exec Dt:
05/12/2000
2
LIU, JOSEPH C.
Exec Dt:
04/10/2000
3
BAILEY, RICK
Exec Dt:
04/14/2000
4
FLESHMAN, ROY
Exec Dt:
05/19/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORP.
7030 ARDMORE
HOUSTON, TEXAS 77054
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6794788
NONE
09579997
Correspondence name and address
FLETCHER YODER & VAN SOMEREN
ROBERT A. VAN SOMEREN
7915 FM 1960 WEST, SUITE 330
HOUSTON, TEXAS 77070
Assignment: 14
Reel/Frame:011048/0081   Pages: 3
Recorded: 08/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, JOSEPH C.
Exec Dt:
08/01/2000
2
SAVOIE, RICHARD
Exec Dt:
08/14/2000
3
SMITH, DALE
Exec Dt:
08/03/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6388353
NONE
09539083
Correspondence name and address
FLETCHER, VODER & VAN SOMEREN
ROBERT A. VAN SOMEREN
7915 FM 1960 WEST SUITE 330
HOUSTON, TX 77269-2289
Assignment: 15
Reel/Frame:014600/0122   Pages: 5
Recorded: 05/05/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NARVAEZ, DIEGO A.
Exec Dt:
04/08/2004
2
LIU, JOSEPH C.
Exec Dt:
04/15/2004
3
SHETH, KENTANKUMAR K.
Exec Dt:
04/15/2004
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6979174
US20050074330
10676319
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 16
Reel/Frame:017850/0252   Pages: 7
Recorded: 06/27/2006
Attorney Dkt #:68.0619
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, JOSEPH C.
Exec Dt:
06/27/2006
2
MCCARTNEY, PATRICK M.
Exec Dt:
06/27/2006
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8944783
US20070295510
11426667
Correspondence name and address
RHONDA J. SMITH
14910 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 17
Reel/Frame:019761/0773   Pages: 5
Recorded: 08/29/2007
Attorney Dkt #:89.0523
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, JOSEPH C.
Exec Dt:
08/28/2007
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090058221
11846775
Correspondence name and address
VIRGINIA SOLIS
14910 AIRLINE ROAD
BLDG. 20
ROSHARON, TX 77583

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