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

Reel/Frame:008595/0025   Pages: 22
Recorded: 07/11/1997
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS).
Total properties: 41
1
Patent #:
Issue Dt:
06/23/1992
Application #:
07538425
Filing Dt:
06/15/1990
Title:
A HORIZONTAL/VERTICAL CONVERSION HANDLING APPARATUS
2
Patent #:
Issue Dt:
05/05/1992
Application #:
07550981
Filing Dt:
07/11/1990
Title:
VERTICAL HEAT-TREATMENT APPARATUS HAVING A WAFER TRANSFER MECHANISM
3
Patent #:
Issue Dt:
07/09/1991
Application #:
07555645
Filing Dt:
07/23/1990
Title:
SUBSTRATE TRANSFER DEVICE
4
Patent #:
Issue Dt:
09/17/1991
Application #:
07564318
Filing Dt:
08/08/1990
Title:
VERTICAL HEAT-TREATMENT APPARATUS HAVING BOAT TRANSFER MECHANISM
5
Patent #:
Issue Dt:
11/17/1992
Application #:
07605377
Filing Dt:
10/30/1990
Title:
VERTICAL HEAT-TREATING APPARATUS
6
Patent #:
Issue Dt:
02/18/1992
Application #:
07644565
Filing Dt:
01/23/1991
Title:
HEAT-TREATMENT APPARATUS HAVING EXHAUST SYSTEM
7
Patent #:
Issue Dt:
10/08/1991
Application #:
07661103
Filing Dt:
02/26/1991
Title:
METHOD OF LOADING AND UNLOADING WAFER BOAT
8
Patent #:
Issue Dt:
02/02/1993
Application #:
07672852
Filing Dt:
03/20/1991
Title:
WAFER COUNTER HAVING DEVICE FOR ALIGNING WAFERS
9
Patent #:
Issue Dt:
01/18/1994
Application #:
07674884
Filing Dt:
03/26/1991
Title:
VERTICAL TYPE DIFFUSION APPARUS
10
Patent #:
Issue Dt:
07/07/1992
Application #:
07693728
Filing Dt:
04/30/1991
Title:
HEATING APPARATUS
11
Patent #:
Issue Dt:
01/12/1993
Application #:
07723382
Filing Dt:
06/28/1991
Title:
VERTICAL HEAT-TREATING APPARATUS
12
Patent #:
Issue Dt:
06/08/1993
Application #:
07729836
Filing Dt:
07/12/1991
Title:
VERTICAL WAFER HEAT TREATMENT APPARATUS HAVING DUAL LOAD LOCK CHAMBERS
13
Patent #:
Issue Dt:
06/22/1993
Application #:
07734784
Filing Dt:
07/23/1991
Title:
VERTICAL HEAT TREATMENT APPARATUS
14
Patent #:
Issue Dt:
04/20/1993
Application #:
07736647
Filing Dt:
07/26/1991
Title:
CARRIER CONVEYING APPARATUS
15
Patent #:
Issue Dt:
02/08/1994
Application #:
07740136
Filing Dt:
08/05/1991
Title:
STOCK UNIT FOR STORING CARRIERS
16
Patent #:
Issue Dt:
07/13/1993
Application #:
07760919
Filing Dt:
09/17/1991
Title:
HEAT-TREATING APPARATUS WITH BATCH SCHEME HAVING IMPROVED HEAT CONTROLLING CAPABILITY
17
Patent #:
Issue Dt:
08/10/1993
Application #:
07765524
Filing Dt:
09/25/1991
Title:
VERTICAL HEAT-TREATING APPARATUS
18
Patent #:
Issue Dt:
08/17/1993
Application #:
07765890
Filing Dt:
09/26/1991
Title:
VERTICAL HEAT TREATING APPARATUS
19
Patent #:
Issue Dt:
11/16/1993
Application #:
07766205
Filing Dt:
09/27/1991
Title:
VERTICAL HEAT TREATING APPARATUS
20
Patent #:
Issue Dt:
12/15/1992
Application #:
07766222
Filing Dt:
09/27/1991
Title:
HEAT TREATING FURNANCE
21
Patent #:
Issue Dt:
01/26/1993
Application #:
07772836
Filing Dt:
10/08/1991
Title:
APPARATUS FOR PROCESSING SEMICONDUCTORS
22
Patent #:
Issue Dt:
06/28/1994
Application #:
07779254
Filing Dt:
10/18/1991
Title:
HEAT TREATMENT APPARATUS
23
Patent #:
Issue Dt:
12/28/1993
Application #:
07785506
Filing Dt:
10/30/1991
Title:
PLATE-LIKE MEMBER CONVEYING APPARATUS
24
Patent #:
Issue Dt:
11/10/1992
Application #:
07789820
Filing Dt:
11/12/1991
Title:
VERTICAL HEAT TREATMENT APPARATUS HAVING WAFER TRANSFER MECHANISM AND METHOD FOR TRANSFERRING WAFERS
25
Patent #:
Issue Dt:
02/16/1993
Application #:
07791134
Filing Dt:
11/13/1991
Title:
HEAT PROCESSING APPARATUS UTILIZING A PLURALITY OF STACKED HEATER HOLDERS
26
Patent #:
Issue Dt:
04/27/1993
Application #:
07794943
Filing Dt:
11/20/1991
Title:
SUBSTRATE DETECTING SYSTEM WITH EDGE DETECTION, SUCH AS WAFER OR BASE MATERIAL OF SEMICONDUCTOR DEVICE OR LCD
27
Patent #:
Issue Dt:
05/04/1993
Application #:
07824094
Filing Dt:
01/22/1992
Title:
HEAT PROCESSING APPARATUS
28
Patent #:
Issue Dt:
08/10/1993
Application #:
07825422
Filing Dt:
01/24/1992
Title:
OXIDATION METHOD
29
Patent #:
Issue Dt:
05/04/1993
Application #:
07831940
Filing Dt:
02/06/1992
Title:
HEAT PROCESSING APPARATUS OF VERTICAL TYPE
30
Patent #:
Issue Dt:
06/08/1993
Application #:
07835754
Filing Dt:
02/13/1992
Title:
VERTICAL TYPE PROCESSING APPARATUS
31
Patent #:
Issue Dt:
07/20/1993
Application #:
07842984
Filing Dt:
02/28/1992
Title:
HEATING APPARATUS
32
Patent #:
Issue Dt:
01/11/1994
Application #:
07847303
Filing Dt:
03/06/1992
Title:
WAFERS TRANSFERRING METHOD IN VERTICAL TYPE HEAT TREATMENT APPARATUS AND THE VERTICAL TYPE HEAT TREATMENT APPARATUS PROVIDED WITH A WAFERS TRANSFERRING SYSTEM
33
Patent #:
Issue Dt:
08/17/1993
Application #:
07872106
Filing Dt:
04/22/1992
Title:
ARM APPARATUS FOR CONVEYING SEMICONDUCTOR WAFER AND PROCESSING SYSTEM USING SAME
34
Patent #:
Issue Dt:
01/04/1994
Application #:
07907545
Filing Dt:
07/02/1992
Title:
WAFER TRANSFER DEVICE
35
Patent #:
Issue Dt:
06/15/1993
Application #:
07911479
Filing Dt:
07/10/1992
Title:
CLEAN AIR APPARATUS
36
Patent #:
Issue Dt:
12/28/1993
Application #:
07928096
Filing Dt:
08/13/1992
Title:
VERTICAL HEAT TREATMENT APPARATUS
37
Patent #:
Issue Dt:
11/16/1993
Application #:
08023394
Filing Dt:
02/26/1993
Title:
CLEAN AIR APPARATUS
38
Patent #:
Issue Dt:
06/13/1995
Application #:
08056918
Filing Dt:
05/05/1993
Title:
PLATE-LIKE MEMBER CONVEYING APPARATUS
39
Patent #:
Issue Dt:
04/25/1995
Application #:
08061290
Filing Dt:
05/14/1993
Title:
SUBSTRATE TRANSFER METHOD
40
Patent #:
Issue Dt:
01/10/1995
Application #:
08126882
Filing Dt:
09/27/1993
Title:
WAFER TRANSFER DEVICE
41
Patent #:
Issue Dt:
08/29/1995
Application #:
08263216
Filing Dt:
06/17/1994
Title:
SUBSTRATE TRANSFERRING APPARATUS
Assignor
1
Exec Dt:
05/10/1993
Assignee
1
ESASHI-SHI
52 AZAMATSUNAGANE, IWAYADO
IWATE-KEN, JAPAN
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL
MARVIN J. SOIVAK
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202

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