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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
08/14/2001
Application #:
09415258
Filing Dt:
10/12/1999
Inventors:
RYOSUKE TANIGUCHI, TAKASHI SHIMADA, TAKAHIRO SAKAMOTO
Title:
ACOUSTIC WAVE TRANSMISSION SYSTEM AND METHOD FOR TRANSMITTING AN ACOUSTIC WAVE TO A DRILLING METAL TUBULAR MEMBER
Assignment: 1
Reel/Frame:
010311/0614Recorded: 10/12/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/22/1999
Exec Dt:
09/22/1999
Exec Dt:
09/22/1999
Assignees:
2-2, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO 100-0011, JAPAN
2-3, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO 100-8310, JAPAN
Correspondent:
SUGHRUE, MION ET AL
ROBERT J. SEAS, JR.
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, D.C. 20037-3213
Assignment: 2
Reel/Frame:
010923/0180Recorded: 06/27/2000Pages: 5
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE THIRD ASSIGNOR'S NAME AN ASSIGNMENT WAS PREVIOUSLY RECORDED ON REEL 010311 FRAME 0614.
Assignors:
Exec Dt:
09/22/1999
Exec Dt:
09/22/1999
Exec Dt:
09/22/1999
Assignees:
2-2, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO 100-0011, JAPAN
2-3, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO 100-8310, JAPAN
Correspondent:
SUGHRUE, MION, ZINN, MACPEAK ETAL
ALAN J. KASPER
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, D.C. 20037-3213
Assignment: 3
Reel/Frame:
015452/0227Recorded: 12/15/2004Pages: 9
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/29/2004
Assignee:
1310 OMIYA-CHO
SAIWA-KU
KAWASAKI-SHI, KANAGAWA-KEN, JAPAN 212-8554
Correspondent:
DAVID J. CUSHING
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037

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