| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 5 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Australia | 2 | |
| #5 | Italy | 2 | |
| #6 | Switzerland | 1 | |
| #7 | Germany | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Japan | 1 | |
| #10 | Sweden | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Dentistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pletcher Erwin C | 13 |
| #2 | Pletcher Erwin Carroll | 7 |
| #3 | Pletcher Erwin Carroll Dr | 2 |
| #4 | Pletcher Dr Erwin Carroll | 1 |
| #5 | Aauin Shiii Puretsuchiyaa | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2099730A1 | Orthodontic bracket | |
| US5322435A | Orthodontic bracket | |
| US4559012A | Orthodontic bracket | |
| US4522590A | Ring for orthodontic bracket | |
| US4419078A | Orthodontic bracket | |
| US4371337A | Orthodontic bracket | |
| US4077126A | Orthodontic bracket |