IP Library Granted Patent US 7,431,260
Granted Patent B2
US 7,431,260 · App. 11/162,273 · Granted Oct 7, 2008

Wafer measuring fixture

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Quick Facts
Patent No.
US 7,431,260
App. No.
11/162,273
Granted
Oct 7, 2008
Kind
B2
Abstract

A wafer-measuring fixture suitable for carrying a broken wafer is described. The wafer-measuring fixture comprises a base having a carrying component. The carrying component is used to hold the broken wafer. Furthermore, a plurality of scale marks is set around the carrying component to mark the broken positions on the wafer.

Claims (7)

1. A wafer-measuring fixture suitable for carrying a broken wafer, comprising:

a base having a carrying component, wherein the carrying component supports the broken wafer and has a plurality of scale marks disposed around to locate the position of any cracks on the broken wafer.

2. The wafer-measuring fixture of claim 1 , wherein the wafer-measuring fixture further comprises a cover hinged to one side of the base.

3. The wafer-measuring fixture of claim 2 , wherein the wafer-measuring fixture further comprises a loose-leaf connection component hinged between the cover and the base.

4. The wafer-measuring fixture of claim 1 , wherein one side of the base comprises at least a groove.

5. The wafer-measuring fixture of claim 1 , wherein the material constituting the base comprises an acrylic compound.

6. The wafer-measuring fixture of claim 1 , wherein the carrying component is at least equal in size to the broken wafer.

Assignments (3)
CHANGE OF NAME Recorded Jul 16, 2019
From: POWERCHIP TECHNOLOGY CORPORATION
To: POWERCHIP SEMICONDUCTOR MANUFACTURING CORPORATION
Reel/Frame 049757/0536 →
CHANGE OF NAME Recorded Jun 27, 2019
From: POWERCHIP SEMICONDUCTOR CORP.
To: POWERCHIP TECHNOLOGY CORPORATION
Reel/Frame 049623/0635 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 5, 2005
From: LIN, HUNG-YEN
To: POWERCHIP SEMICONDUCTOR CORP.
Reel/Frame 016490/0982 →