| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | China | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Telecommunications | |
| #3 | Digital networks |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Electrotherapy | |
| #3 | Syringes | |
| #4 | Digital information transmission | |
| #5 | Wireless communication networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chang Franklin J | 11 |
| #2 | Chang Henry Ping | 3 |
| #3 | Chang | 1 |
| #4 | J | 1 |
| #5 | Franklin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP3134162A2 | Apparatus for transdermal fluid delivery | |
| US2015088050A1 | Apparatus and method for transdermal fluid delivery | |
| US2014378887A1 | Skin treatment device | |
| US2013345661A1 | Skin Treatment Device |