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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : KAETSU, HAYATO
Total Assignments: 8
Assignment: 1
Reel/Frame:005067/0483   Pages: 2
Recorded: 04/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARAI, SHIGEYOSHI
Exec Dt:
03/13/1989
2
SUGITA, KYOKO
Exec Dt:
03/13/1989
3
ISOMURA, SHOHEI
Exec Dt:
03/13/1989
4
KAETSU, HAYATO
Exec Dt:
03/13/1989
Assignee
1
RIKAGAKU KENKYUSHO, A CORP. OF JAPAN
2-1, HIROSAWA, WAKO-SHI
SAITAMA-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
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4941956
NONE
07297708
Correspondence name and address
RONALD B. HILDRETH
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 2
Reel/Frame:007963/0855   Pages: 5
Recorded: 01/11/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ASAMA, HAJIME
Exec Dt:
12/06/1995
2
KAETSU, HAYATO
Exec Dt:
12/06/1995
3
KOTOSAKA, SHIN-YA
Exec Dt:
12/06/1995
4
ENDO, ISAO
Exec Dt:
12/04/1995
5
MIYAO, SAKAE
Exec Dt:
12/06/1995
6
NAKAMURA, ATSUSU
Exec Dt:
12/06/1995
Assignees
1
RIKAGAKU KENKYUSHO
2-1, HIROSAWA, WAKO-SHI
SAITAMA, JAPAN
2
SIGMA SYSTEM CO., LTD.
502, MYOJINTYO 4-7-15, HATIOJI-SHI
CITY RESIDENCE
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5929778
NONE
08555592
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
JOE M. MUNCY
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 3
Reel/Frame:008505/0690   Pages: 5
Recorded: 05/02/1997
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNOR'S NAME PREVIOUSLY RECORDED AT REEL7963, FRAME 0855.
Assignors
1
ASAMA, HAJIME
Exec Dt:
12/06/1995
2
KAETSU, HAYATO
Exec Dt:
12/06/1995
3
KOTOSAKA, SHIN-YA
Exec Dt:
12/06/1995
4
ENDO, ISAO
Exec Dt:
12/04/1995
5
MIYAO, SAKAE
Exec Dt:
12/06/1995
6
NAKAMURA, ATSUSI
Exec Dt:
12/06/1995
Assignees
1
RIKAGAKU KENKYUSHI
2-1, HIROSAWA-WAKO-SHI
SAITAMA, JAPAN
2
SIGMA SYSTEM CO., LTD.
CITY-RESIDENCE 502, MYOJINTYO 4-7-15
HATIOJI-SHI, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5929778
NONE
08555592
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
SUSAN S. MORSE
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:008622/0970   Pages: 8
Recorded: 07/29/1997
Conveyance: CORRECTIVE ASSIGNMENT TO ASSIGNEE'S NAME AND EXECUTION DATE, PREVIOUSLY RECORDED AT REEL 8505, FRAME 0690.
Assignors
1
ASAMA, HAJIME
Exec Dt:
12/06/1995
2
KAETSU, HAYATO
Exec Dt:
12/06/1995
3
KOTOSAKA, SHIN-YA
Exec Dt:
12/06/1995
4
ENDO, ISAO
Exec Dt:
12/04/1995
5
MIYAO, SAKAE
Exec Dt:
12/06/1995
6
NAKAMURA, ATSUSI
Exec Dt:
12/06/1995
Assignees
1
RIKAGAKU KENKYUSHO
2-1, HIROSAWA, WAKO-SHI
SAITAMA, JAPAN
2
SIGMA SYSTEM CO., LTD.
MYOJINTYO 4-7-15
CITY-RESIDENCE 502
HATIOJI-SHI, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5929778
NONE
08555592
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
SUSAN S. MORSE
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 5
Reel/Frame:008079/0531   Pages: 5
Recorded: 08/09/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ASAMA, HAJIME
Exec Dt:
07/05/1996
2
KAETSU, HAYATO
Exec Dt:
07/05/1996
3
SUZUKI, SHOJI
Exec Dt:
07/08/1996
4
ARAI, YOSHIKAZU
Exec Dt:
07/05/1996
5
KOTOSAKA, SHIN-YA
Exec Dt:
07/12/1996
6
ENDO, ISAO
Exec Dt:
07/05/1996
Assignee
1
KENKYUSHO, RIKAGAKU
2-1, HIROSAWA, WAKO-SHI
SAITAMA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5819008
NONE
08663908
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
JOE M. MUNCY
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 6
Reel/Frame:009292/0236   Pages: 4
Recorded: 07/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ASAMA, HAJIME
Exec Dt:
05/11/1998
2
KAETSU, HAYATO
Exec Dt:
05/11/1998
3
ENDO, ISAO
Exec Dt:
05/11/1998
4
SHIMOJYO, YOSHINOBU
Exec Dt:
05/11/1998
5
SAKAGUCHI, ISAO
Exec Dt:
05/11/1998
Assignees
1
INSTITUTE OF PHYSICAL AND CHEMICAL RESEARCH, THE (1/3 OF THE ENTIRE RIGHT)
2-1, HIROSAWA, WAKO-SHI, SAITAMA-KEN, JAPAN
2
ASAMA, HAJIME (1/6 OF THE ENTRIE RIGHT)
803-2-102, SHIMO-NIIKURA
WAKO-SHI, SAITAMA-KEN, JAPAN
3
KAETSU, HAYATO (1/12 OF THE ENTIRE RIGHT)
986-7, OAZA-OTAGAYA
TSURUGASHIMA-SHI, SAITAMA-KEN, JAPAN
4
ENDO, ISAO (1/12 OF THE ENTIRE RIGHT)
5-7-6, HONDA, KOKUBUNJI-SHI
TOKYO-TO, JAPAN
5
SIGUMA SYSTEM CO., LTD.( 1/6 OF THE ENTIRE RIGHT)
4-7-15, MYOJIN-CHO, HACHIOJI-SHI
TOKYO-TO, JAPAN
6
CRESON RESEARCH (1/6 OF THE ENTIRE RIGHT)
1-29-14, SAKAE-CHO
TACHIKAWA-SHI, TOKYO-TO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020054095
09080461
Correspondence name and address
JACOBSON, PRICE, HOLMAN & STERN
JOHN C. HOLMAN
400 7TH STREET, N.W.
WASHINGTON, DC 20004
Assignment: 7
Reel/Frame:011437/0791   Pages: 8
Recorded: 01/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ASAMA, HAJIME
Exec Dt:
10/23/2000
2
KAETSU, HAYATO
Exec Dt:
10/24/2000
3
KAWABATA, KUNIAKI
Exec Dt:
10/23/2000
4
KOSUGE, KAZUHIRO
Exec Dt:
11/08/2000
5
HIRATA, YASUHISA
Exec Dt:
11/08/2000
Assignee
1
RIKEN
2-1, HIROSAWA
WAKO-SHI, SAITAMA 351-0198, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6453212
NONE
09657084
Correspondence name and address
ERIC BLEICH, MARGUERITE DEL VALLE, ESQ.
TRADEMARK & PATENT
COUNSELORS OF AMERICA, P.C.
915 BROADWAY, 19TH FLOOR
NEW YORK, NY 10010
Assignment: 8
Reel/Frame:015257/0934   Pages: 2
Recorded: 04/23/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ASAMA, HAJIME
Exec Dt:
04/13/2004
2
KAWABATA, KUNIAKI
Exec Dt:
04/13/2004
3
KAETSU, HAYATO
Exec Dt:
04/13/2004
4
KOSUGE, KAZUHIRO
Exec Dt:
04/13/2004
5
HIRATA, YASUHIRO
Exec Dt:
04/13/2004
Assignee
1
RIKEN
2-1, HIROSAWA
WAKO-SHI, SAITAMA 351-0198, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7081731
US20040215370
10830040
Correspondence name and address
JOERG-UWE SZIPI, ESQ.
2300 NINTH STREET, SOUTH
SUITE PH-1
ARLINGTON, VA 22204-2320

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