Lens module
US-9523837-B2 · Dec 20, 2016 · US
This page is not indexed by search engines while we improve data quality.
Chang Ming-Chih patents
Chang Ming-Chih is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chang Ming-Chih |
| Total patents | 5 |
| First publication | Mar 24, 2015 |
| Latest publication | Dec 20, 2016 |
Notable patents
Publications ranked by popularity score, then publication date.
Zoom lens
US-9417427-B2 · Aug 16, 2016 · US
Lens module
US-2015253535-A1 · Sep 10, 2015 · US
Zoom lens
US-2015192755-A1 · Jul 9, 2015 · US
Zoom lens
US-8988788-B2 · Mar 24, 2015 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sintai Optical Shenzhen Co Ltd | 5 |
| Asia Optical Int Ltd | 5 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B7/10 | 4 |
| G02B7/04 | 3 |
| G02B7/102 | 3 |
| G02B13/009 | 3 |
| G03B7/10 | 2 |