Phase shift mask
US-10474034-B2 · Nov 12, 2019 · US
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Ko Hyung-Ho patents
Ko Hyung-Ho is listed as an inventor on 11 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ko Hyung-Ho |
| Total patents | 11 |
| First publication | Jan 8, 2015 |
| Latest publication | Nov 12, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Method of manufacturing photomask
US-10042246-B2 · Aug 7, 2018 · US
Phase shift mask
US-2018196348-A1 · Jul 12, 2018 · US
Photomask and method of forming the same and methods of manufacturing electronic device and display device using the photomask
US-9989857-B2 · Jun 5, 2018 · US
Method of manufacturing photomask
US-2016342079-A1 · Nov 24, 2016 · US
Photomask and method of manufacturing the same
US-9417518-B2 · Aug 16, 2016 · US
Method of megasonic cleaning of an object
US-9370805-B2 · Jun 21, 2016 · US
Reflective photomask blank, reflective photomask, and integrated circuit device manufactured by using reflective photomask
US-9341941-B2 · May 17, 2016 · US
Apparatus for cleaning photomask
US-9122177-B2 · Sep 1, 2015 · US
Reflective photomask blank, reflective photomask, and integrated circuit device manufactured by using reflective photomask
US-2015037544-A1 · Feb 5, 2015 · US
Recent patents
Latest publications not already listed above.
Photomask and method of manufacturing the same
US-2015010852-A1 · Jan 8, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Samsung Electronics Co Ltd | 11 |
| Choi Jae-Hyuck | 1 |
| Kim Won-Jung | 1 |
| Kim Ho-Young | 1 |
| Ko Hyung-Ho | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.