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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
6019837
Issue Dt:
02/01/2000
Application #:
08978282
Filing Dt:
11/25/1997
Inventors:
SUSUMU MAEDA, KEISEI ABE, KAZUTAKA TERASHIMA, HIDEO NAKANISHI
Title:
DETECTING METHOD OF IMPURITY CONCENTRATION IN CRYSTAL, METHOD FOR PRODUCING SINGLE CRYSTAL AND APPARATUS FOR THE PULL-UP OF A SINGLE CRYSTAL
Assignment: 1
Reel/Frame:
008846/0464Recorded: 11/25/1997Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
MAEDA, SUSUMU
Exec Dt:
11/04/1997
ABE, KEISEI
Exec Dt:
11/06/1997
TERASHIMA, KAZUTAKA
Exec Dt:
11/10/1997
NAKANISHI, HIDEO
Exec Dt:
11/04/1997
Assignees:
KOMATSU ELECTRONIC METALS CO., LTD.
2612 SHINOMIYA, HIRATSUKA-SHI
KANAGAWA, JAPAN
MITSUBISHI MATERIALS SILICON CORPORATION
CHIYODA-KU
5-1, OTEMACHI 1-CHOME
TOKYO, JAPAN
KAGAKU GIJUTSU SINKOU JIGYO DAN
KAWAGUCHI-SHI
1-8, HONMACHI 4-CHOME
SAITAMA, JAPAN
TOSHIBA CERAMICS CO., LTD.
SHINJUKU-KU
26-2, NISHI-SHINJUKU 1-CHOME
TOKYO, JAPAN
Correspondent:
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 2
Reel/Frame:
016686/0886Recorded: 06/17/2005Pages: 54
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
MITSUBISHI MATERIALS SILICON CORPORATION
Exec Dt:
02/01/2002
Assignee:
SUMITOMO MITSUBISHI SILICON CORPORATION
2-1, 1-CHOME, SHIBAURA, MINATO-KU
TOKYO, JAPAN
Correspondent:
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 3
Reel/Frame:
013835/0083Recorded: 07/28/2003Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
TOSHIBA CERAMICS CO., LTD.
Exec Dt:
07/07/2003
Assignees:
KOMATSU ELECTRIC METALS CO., LTD.
2612 SHINOMIYA, HIRATSUKA-SHI
KANAGAWA,, JAPAN
MITSUBISHI MATERIALS SILICON CORP.
5-1, OTEMACHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
KAGAKU GIJUTSU SINKOU JIGYO DAN
1-8, HONMACHI 4-CHOME, KAWAGUCHI-SHI
SAITAMA,, JAPAN
Correspondent:
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 4
Reel/Frame:
016700/0586Recorded: 06/20/2005Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
KAGAKU GIJUTSU SINKOU JIGYOU, DAN
Exec Dt:
10/01/2003
Assignee:
JAPAN SCIENCE AND TECHNOLOGY AGENCY
1-8, HONMACHI 4-CHOME
KAWAGUCHI-SHI, SAITAMA, JAPAN
Correspondent:
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 5
Reel/Frame:
016722/0398Recorded: 06/28/2005Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
SUMITOMO MITSUBISHI SILICON CORPORATION
Exec Dt:
06/05/2005
Assignees:
KOMATSU ELECTRONIC METALS CO., LTD.
2612 SHINOMIYA, HIRATSUKA-SHI
KANAGAWA, JAPAN
JAPAN SCIENCE AND TECHNOLOGY AGENCY
1-8, HONMACHI 4-CHOME
KAWAGUCHI-SHI, SAITAMA, JAPAN
Correspondent:
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 19928
ALEXANDRIA, VA 22320

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