| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Australia | 3 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Machines | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Syringes | |
| #3 | Implantable devices | |
| #4 | Unspecified technologies | |
| #5 | Live-saving devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weaver George W | 14 |
| #2 | Jacob Harold | 10 |
| #3 | Holsinger Damond C | 7 |
| #4 | Leighton David F | 6 |
| Publication | Filing date | Title |
|---|---|---|
| US5599300A | Method for electrosurgically obtaining access to the biliary tree with an adjustably positionable needle-knife | |
| US5536248A | Method and apparatus for electrosurgically obtaining access to the biliary tree and placing a stent therein | |
| US5458112A | Biliary biopsy device | |
| US5542948A | Surgical combination inject and snare apparatus | |
| US5413095A | Mouthpiece with oxygen receiving and directing structure | |
| US5397302A | Method of using a dual lumen biliary catheter |