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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
5788763
Issue Dt:
08/04/1998
Application #:
08612214
Filing Dt:
03/07/1996
Inventors:
KENRO HAYASHI, RYUJI TAKEDA, KATSUHIRO CHAKI, PING XIN, JUN YOSHIKAWA, HIROYUKI SAITO
Title:
MANUFACTURING METHOD OF A SILICON WAFER HAVING A CONTROLLED BMD CONCENTRATION
Assignment: 1
Reel/Frame:
007980/0623Recorded: 05/29/1996Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
HAYASHI, KENRO
Exec Dt:
05/08/1996
TAKEDA, RYUJI
Exec Dt:
05/08/1996
CHAKI, KATSUHIRO
Exec Dt:
05/08/1996
SAITO,HIROYUKI
Exec Dt:
05/08/1996
XIN,PING
Exec Dt:
05/08/1996
YOSHIKAWA,JUN
Exec Dt:
05/08/1996
Assignee:
TOSHIBA CERAMICS CO.,LTD.
26-2, NISHI-SHINJUKU 1-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Correspondent:
FINNEGAN, HENDERSON, ET AL
ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005
Assignment: 2
Reel/Frame:
008262/0358Recorded: 11/14/1996Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
HAYASHI, KENRO
Exec Dt:
10/28/1996
TAKEDA, RYUJI
Exec Dt:
10/28/1996
CHAKI, KATSUHIRO
Exec Dt:
10/28/1996
XIN, PING
Exec Dt:
10/28/1996
YOSHIKAWA, JUN
Exec Dt:
10/28/1996
SAITO, HIROYUKI
Exec Dt:
10/28/1996
Assignee:
TOSHIBA CERAMICS CO., LTD.
26-2, NISHI-SHINJUKU 1-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Correspondent:
FINNEGAN, HENDERSON, FARABOW, ET AL.
ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005-3315
Assignment: 3
Reel/Frame:
019817/0749Recorded: 09/13/2007Pages: 17
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
TOSHIBA CERAMICS CO., LTD.
Exec Dt:
06/01/2007
Assignee:
COVALENT MATERIALS CORPORATION
6-3, OHSAKI 1-CHOME, SHINAGAWA-KU
TOKYO, JAPAN
Correspondent:
DAVID J. CUSHING - SUGHRUE MION PLLC
20-20, KAIGAN 3-CHOME, MINATO-KU
SUITE 800
WASHINGTON, D.C, DC 20037
Assignment: 4
Reel/Frame:
029962/0497Recorded: 03/11/2013Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
COVALENT MATERIALS CORPORATION
Exec Dt:
12/26/2012
Assignee:
COVALENT SILICON CORPORATION
6-861-5, SEIRO-MACHI HIGASHIKO
KITAKANBARA-GUN
NIIGATA, JAPAN 957-0197
Correspondent:
ROBERT G. MUKAI
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:
029991/0421Recorded: 03/13/2013Pages: 15
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
COVALENT SILICON CORPORATION
Exec Dt:
01/07/2013
Assignee:
GLOBALWAFERS JAPAN CO., LTD.
6-861-5, SEIRO-MACHI HIGASHIKO
KITAKANBARA-GUN
NIIGATA, JAPAN 957-0197
Correspondent:
BUCHANAN INGERSOLL & ROONEY PC
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314

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