Optically variable security threads and stripes
US-9701152-B2 · Jul 11, 2017 · US
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Hu Chunhua patents in 2017
Hu Chunhua was listed as an assignee on 1 patent publication in 2017.
| Metric | Value |
|---|---|
| Company | Hu Chunhua |
| Year | 2017 |
| Patents | 1 |
Patents
Representative publications for Hu Chunhua in 2017.
Top CPC classifications
Most common classification codes for Hu Chunhua in 2017.
| CPC | Patents |
|---|---|
| B42D25/00 | 1 |
| B42D25/29 | 1 |
| B42D25/351 | 1 |
| B42D25/355 | 1 |
| B42D25/40 | 1 |
Related pages
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