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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	6139620	Issue Dt:	10/31/2000	Application #:	09011475	Filing Dt:	02/18/1998
Inventors:	SEISHIRO SUZUKI, MASATO SAKIYAMA, TAKUYA ASAMI, TOMOKI IWANAGA, YASUHIDE OSHIO et al
Title:	CALCIUM SILICATE BOARD AND METHOD OF MANUFACTURING SAME

Assignment: 1

Reel/Frame:

009447/0099

Recorded: 09/10/1998

Pages: 2

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

SUZUKI, SEISHIRO

Exec Dt:

12/16/1996

SAKIYAMA, MASATO

Exec Dt:

12/16/1996

ASAMI, TAKUYA

Exec Dt:

12/16/1996

IWANAGA, TOMOKI

Exec Dt:

12/16/1996

OSHIO, YASUHIDE

Exec Dt:

12/16/1996

SHIROMOTO, SHIGEMITSU

Exec Dt:

12/16/1996

SUGIYAMA, TORU

Exec Dt:

12/16/1996

ODA, MASAAKI

Exec Dt:

12/16/1996

Assignee:

ASK CORPORATION

5-5, TSURUMICHUO 2-CHOME, TSURUMI-KU, YOKOHAMA-SHI

KANAGAWA 230, JAPAN

Correspondent:

OBLON, SPIVAK, MCCLELLAND, ET AL.

JOHN K. PIKE

1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR

ARLINGTON, VA 22202

Assignment: 2

Reel/Frame:

012103/0874

Recorded: 08/28/2001

Pages: 15

Conveyance:

CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor:

ASK CORPORATION

Exec Dt:

06/21/2001

Assignee:

A & A MATERIAL CORPORATION

12-10, SHIBA-DAIMON 2-CHOME

MINATO-KU, TOKYO 105-0012, JAPAN

Correspondent:

OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT

MARVIN J. SPIVAK

1755 JEFF DAVIS HWY., 4TH FLOOR

ARLINGTON, VA 22202

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