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Patent Assignment Assignor Details
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Assignor Name : BARR, RONALD A.
Total Assignments: 19
Assignment: 1
Reel/Frame:006506/0747   Pages: 2
Recorded: 04/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARR, RONALD A.
Exec Dt:
04/13/1993
Assignee
1
READ-RITE CORPORATION
INTELLECTUAL PROPERTY DEPT.
345 LOS COCHES STREET
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5254373
NONE
08047497
Correspondence name and address
NATHAN N. KALLMAN
20900 SARAHILLS DRIVE
SARATOGA, CA 95070
Assignment: 2
Reel/Frame:006954/0019   Pages: 2
Recorded: 03/25/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARR, RONALD A.
Exec Dt:
03/18/1994
Assignee
1
READ-RITE CORPORATION
345 LOS COCHES STREET
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5504999
NONE
08217550
Correspondence name and address
NATHAN N. KALLMAN
20900 SARAHILLS DRIVE
SARATOGA, CA 95070
Assignment: 3
Reel/Frame:009578/0210   Pages: 2
Recorded: 11/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
10/26/1998
2
BARR, RONALD A.
Exec Dt:
10/26/1998
Assignee
1
READ-RITE CORPORATION
INTELLECTUAL PROPERTY DEPARTMENT
345 LOS COCHES STREET
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6118638
NONE
09184120
Correspondence name and address
NATHAN N. KALLMAN
20900 SARAHILLS DRIVE
SARATOGA, CA 95070
Assignment: 4
Reel/Frame:009592/0498   Pages: 3
Recorded: 11/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARR, RONALD A.
Exec Dt:
10/26/1998
2
CRUE, BILLY W.
Exec Dt:
10/28/1998
3
ZHAO, MING
Exec Dt:
10/28/1998
Assignee
1
READ-RITE CORPORATION
345 LOS COCHES STREET
INTELLECTUAL PROPERTY DEPARTMENT
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6198609
NONE
09188275
Correspondence name and address
NATAN N. KALLMAN
20900 SARAHILLS DRIVE
SARATOGA, CA 95070
Assignment: 5
Reel/Frame:009905/0838   Pages: 3
Recorded: 04/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARR, RONALD A.
Exec Dt:
01/18/1999
Assignee
1
READ-RITE CORPORATION
ROBERT N. KING
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6490125
NONE
09289692
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 6
Reel/Frame:009821/0518   Pages: 5
Recorded: 03/11/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARR, RONALD A.
Exec Dt:
03/03/1999
2
CRUE, BILL W.
Exec Dt:
03/03/1999
3
ZHAO, MING
Exec Dt:
03/03/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6134089
NONE
09266678
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 7
Reel/Frame:009824/0777   Pages: 5
Recorded: 03/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HONG, LIUBO
Exec Dt:
01/27/1999
2
BARR, RONALD A.
Exec Dt:
03/03/1999
3
ZHOU, DASHUN STEVE
Exec Dt:
01/28/1999
Assignee
1
READ-RITE CORPORATION
KING, ROBERT N.
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6765756
NONE
09268088
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 8
Reel/Frame:010016/0207   Pages: 4
Recorded: 06/02/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HONG, LIUBO
Exec Dt:
05/13/1999
2
BARR, RONALD A.
Exec Dt:
05/20/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6466401
NONE
09325057
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 9
Reel/Frame:010264/0467   Pages: 8
Recorded: 09/21/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIBBONS, MATTHEW
Exec Dt:
08/17/1999
2
KNAPP, KENNETH E.
Exec Dt:
08/17/1999
3
BARR, RONALD A.
Exec Dt:
08/17/1999
4
LAW, BENJAMIN P.
Exec Dt:
08/20/1999
5
SPALLAS, JAMES
Exec Dt:
09/09/1999
6
ZHAO, MING
Exec Dt:
08/17/1999
Assignee
1
READ-RITE CORPORATION
KING, ROBERT N.
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6421212
NONE
09400205
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 10
Reel/Frame:010217/0602   Pages: 6
Recorded: 09/02/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CRUE, BILL
Exec Dt:
06/22/1999
2
BARR, RONALD A.
Exec Dt:
08/23/1999
3
SHI, ZHUPEI
Exec Dt:
06/22/1999
4
THOMAS, MARK
Exec Dt:
06/22/1999
Assignee
1
READ-RITE CORPORATION
ROBERT N. KING
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6452742
NONE
09388775
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 11
Reel/Frame:010262/0510   Pages: 6
Recorded: 09/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
09/10/1999
2
BARR, RONALD A.
Exec Dt:
08/23/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6469877
NONE
09335156
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 12
Reel/Frame:010265/0409   Pages: 14
Recorded: 09/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
07/21/1999
2
DONG, ZI-WEN
Exec Dt:
08/23/1999
3
BARR, RONALD A.
Exec Dt:
08/23/1999
4
STEARNS, RUSSEL
Exec Dt:
07/12/1999
5
CRUE, BILL
Exec Dt:
09/13/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
ROBERT N. KING
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6177142
NONE
09325014
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 13
Reel/Frame:010271/0733   Pages: 19
Recorded: 09/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
07/21/1999
2
BARR, RONALD A.
Exec Dt:
08/23/1999
3
WANG, LIEN-CHANG
Exec Dt:
08/26/1999
4
LAW, BENJAMIN P.
Exec Dt:
06/24/1999
5
SPALLAS, JAMES
Exec Dt:
06/15/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
ROBERT N. KING
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6433970
NONE
09327209
Correspondence name and address
MICHAELSON & WALLACE
CHRISTOPHER R. BALZAN
1001 PARTRIDGE DRIVE
SUITE 330
VENTURA, CA 93003
Assignment: 14
Reel/Frame:013041/0542   Pages: 7
Recorded: 06/21/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
07/21/1999
2
BARR, RONALD A.
Exec Dt:
08/23/1999
3
WANG, LIEN-CHANG
Exec Dt:
08/26/1999
4
LAW, BENJAMIN P.
Exec Dt:
06/24/1999
5
SPALLAS, JAMES
Exec Dt:
06/15/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6833979
NONE
10176874
Correspondence name and address
CARR & FERRELL LLP
ROBERT D. HAYDEN
2225 EAST BAYSHORE ROAD, SUITE 200
PALO ALTO, CALIFORNIA 94303
Assignment: 15
Reel/Frame:014253/0564   Pages: 8
Recorded: 01/13/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
07/21/1999
2
BARR, RONALD A.
Exec Dt:
08/23/1999
3
WANG, LIEN-CHANG
Exec Dt:
08/26/1999
4
LAW, BENJAMIN PAIN-FONG
Exec Dt:
06/24/1999
5
SPALLAS, JAMES
Exec Dt:
06/15/1999
Assignee
1
READ-RITE CORPORATION
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7111382
NONE
10175399
Correspondence name and address
CARR & FERRELL LLP
ROBERT D. HAYDEN
2200 GENG ROAD
PALO ALTO, CA 94303
Assignment: 16
Reel/Frame:010551/0604   Pages: 5
Recorded: 01/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTTMAYER, ROBERT E.
Exec Dt:
01/05/2000
2
ZHU, JIAN-GANG
Exec Dt:
12/10/1999
3
SIN, KYUSIK
Exec Dt:
12/06/1999
4
BARR, RONALD A.
Exec Dt:
12/06/1999
Assignee
1
READ-RITE CORPORATION
345 LOS COCHES STREET
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6404601
NONE
09490518
Correspondence name and address
MARK LAUER
7041 KOLL CENTER PARKWAY
SUITE 280
PLEASANTON, CA 94566
Assignment: 17
Reel/Frame:010604/0761   Pages: 16
Recorded: 02/04/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH
Exec Dt:
12/22/1999
2
BARR, RONALD A.
Exec Dt:
01/25/2000
3
LAI, CHIH-HUANG
Exec Dt:
12/30/1999
4
ROTTMAYER, ROBERT
Exec Dt:
01/08/2000
Assignee
1
READ-RITE CORPORATION
ROBERT N. KING
44100 OSGOOD ROAD
FREMONT, CALIFORNIA 94539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6417999
NONE
09497857
Correspondence name and address
MICHAELSON & WALLACE
ERIC J. AAGAARD
1001 PATRIDGE DRIVE, SUITE 330
VENTURA, CA 93003
Assignment: 18
Reel/Frame:010947/0311   Pages: 5
Recorded: 07/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAPP, KENNETH E.
Exec Dt:
03/16/2000
2
BARR, RONALD A.
Exec Dt:
06/13/2000
3
SHI, ZHUPIE
Exec Dt:
03/10/2000
4
CREW, BILLY W.
Exec Dt:
04/12/2000
Assignee
1
READ-RITE CORPORATION
345 LOS COCHES STREET
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7023658
NONE
09500380
Correspondence name and address
MARK LAUER
7041 KOLL CENTER PARKWAY
SUITE 280
PLEASANTON, CA 94556
Assignment: 19
Reel/Frame:012207/0818   Pages: 5
Recorded: 09/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANPP, KENNETH E.
Exec Dt:
09/21/2001
2
BARR, RONALD A.
Exec Dt:
09/06/2001
3
CAGAN, MYRON R.
Exec Dt:
09/21/2001
4
THOMAS, MARK D.
Exec Dt:
09/20/2001
Assignee
1
READ-RITE CORPORATION
345 LOS COCHES STREET
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6816345
NONE
09963288
Correspondence name and address
MARK LAUER
7041 KOLL CENTER PARKWAY, SUITE 280
PLESANTON, CALIFORNIA 94566

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