Method for manufacturing piezoelectric transducer
US-2024090333-A1 · Mar 14, 2024 · US
Mask and method of manufacturing a substrate using the mask
US9040211B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9040211-B2 |
| Application number | US-201313773400-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 21, 2013 |
| Priority date | Aug 13, 2012 |
| Publication date | May 26, 2015 |
| Grant date | May 26, 2015 |
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Abstract
Official abstract text for this publication.
A mask includes a substantially transparent portion. The mask further includes a halftone portion abutting the substantially transparent portion, a light transmittance of the halftone portion being greater than 0% and less than 100%. The mask further includes a blocking portion abutting the halftone portion, a light transmittance of the blocking portion being less than the light transmittance of the halftone portion.
First claim
Opening claim text (preview).
What is claimed is: 1. A mask comprising: a substantially transparent portion; a first halftone portion abutting the substantially transparent portion, a light transmittance of the first halftone portion being greater than 0% and less than 100%; and a first blocking portion abutting the first halftone portion, a light transmittance of the first blocking portion being substantially 0%, wherein the substantially transparent portion surrounds the first blocking portion.…
Assignees
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Classifications
- G03F7/0035Primary
Physics · mapped topic
Physics · mapped topic
Physics · mapped topic
Physics · mapped topic
Physics · mapped topic
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- What does patent US9040211B2 cover?
- A mask includes a substantially transparent portion. The mask further includes a halftone portion abutting the substantially transparent portion, a light transmittance of the halftone portion being greater than 0% and less than 100%. The mask further includes a blocking portion abutting the halftone portion, a light transmittance of the blocking portion being less than the light transmittance o…
- Who is the assignee on this patent?
- Samsung Display Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification G03F7/0035. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue May 26 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).