William J. Swanson
115Patents
40h-index
67Co-inventors
93Inventor score
Filing activity: Mar 23, 1993 → Nov 20, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6712836B1 | Apparatus and methods for closing septal defects and occluding blood flow | Human Necessities | 773 | Expired |
| US6113612A | Medical anastomosis apparatus | Human Necessities | 635 | Expired |
| US7147663B1 | Artificial heart valve attachment apparatus and methods | Human Necessities | 485 | Expired |
| US6722872B1 | High temperature modeling apparatus | Emerging Cross-Sectional Technologies | 417 | Expired |
| US8221669B2 | Method for building three-dimensional models in extrusion-based digital manufacturing systems using ribbon filaments | Emerging Cross-Sectional Technologies | 292 | Active |
| US6511491B2 | Medical grafting methods and apparatus | Emerging Cross-Sectional Technologies | 278 | Expired |
| US6602263B1 | Medical grafting methods and apparatus | Human Necessities | 271 | Expired |
| US6004124A | Thin-wall tube liquifier | Performing Operations; Transporting | 257 | Expired |
| US6533812B2 | Medical anastomosis apparatus | Human Necessities | 232 | Expired |
| US6685866B2 | Method and apparatus for three-dimensional modeling | Emerging Cross-Sectional Technologies | 161 | Expired |
| US7896209B2 | Filament drive mechanism for use in extrusion-based digital manufacturing systems | Performing Operations; Transporting | 156 | Active |
| US6923634B2 | Filament loading system in an extrusion apparatus | Emerging Cross-Sectional Technologies | 154 | Expired |
| US6309416A | Medical anastomosis apparatus | Human Necessities | 154 | Expired |
| US5605543A | Catheter having shaft of varying stiffness | Human Necessities | 151 | Expired |
| US10029415B2 | Print head nozzle for use with additive manufacturing system | Performing Operations; Transporting | 131 | Active |
| US5743876A | Catheter having shaft of varying stiffness | Human Necessities | 117 | Expired |
| US7569072B2 | Artificial heart valve attachment apparatus and methods | Human Necessities | 113 | Expired |
| US6440163B1 | Medical anastomosis apparatus | Human Necessities | 104 | Expired |
| US7127309B2 | Modeling apparatus with tray substrate | Performing Operations; Transporting | 101 | Expired |
| US7297304B2 | High-temperature modeling method | Emerging Cross-Sectional Technologies | 92 | Expired |
| US5401564A | Materials and processes for fabricating formed composite articles and use in shoe arch | Emerging Cross-Sectional Technologies | 90 | Expired |
| US6102033A | Attachment system for replacement helmet respirator lens | Human Necessities | 90 | Expired |
| US7172715B2 | Filament spool auto-change in a modeling machine | Emerging Cross-Sectional Technologies | 79 | Expired |
| US6776602B2 | Filament cassette and loading system | Emerging Cross-Sectional Technologies | 78 | Expired |
| US7695427B2 | Methods and apparatus for treating body tissue sphincters and the like | Human Necessities | 76 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.