Illumination unit for medical use and illumination device for medical use
US-9631796-B2 · Apr 25, 2017 · US
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Ma Ai patents
Ma Ai is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ma Ai |
| Total patents | 3 |
| First publication | Jun 4, 2015 |
| Latest publication | Apr 25, 2017 |
Notable patents
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Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Osram Gmbh | 3 |
| Chen Weihuang | 1 |
| Ma Ai | 1 |
| Zeng Sixiong | 1 |
| Zhong Haiqiang | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F21Y2115/10 | 3 |
| F21W2131/20 | 2 |
| F21V17/04 | 2 |
| F21V7/00 | 2 |
| F21V19/04 | 2 |