William C. Smith
54Patents
16h-index
34Co-inventors
84Inventor score
Filing activity: Feb 8, 1978 → Dec 8, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5849015A | Orthopaedic stem inserter with quick release lever and ratchet | Human Necessities | 164 | Expired |
| US5271564A | Spray gun extension | Performing Operations; Transporting | 118 | Expired |
| US6301973A | Non-intrusive pressure/multipurpose sensor and method | Physics | 69 | Expired |
| US5609302A | Removable spray gun fluid flow assembly | Performing Operations; Transporting | 68 | Expired |
| US6616720B1 | Portable airborne contamination control system including a main and remote unit | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5755793A | Centralizer for a prosthetic implant | Human Necessities | 44 | Expired |
| US4744693A | Pot hole filler material and method of filling same | Fixed Constructions | 44 | Expired |
| US6033794A | Multi-stage fuel cell system method and apparatus | Emerging Cross-Sectional Technologies | 39 | Expired |
| USD534984S1 | Playground equipment | General | 37 | Expired |
| US5920129A | Uninterruptible power supply having solid state transfer switch and method of operation thereof | Electricity | 29 | Expired |
| US4301930A | Disk screen, modular disk assembly and method | Textiles; Paper | 29 | Expired |
| USD337411S | Lifting magnet | General | 28 | Expired |
| US5697361A | Induction pump method for increased breathable air flow of cooled and reduced humidity air | Human Necessities | 24 | Expired |
| US4235382A | Method and apparatus for rechipping wood chips | Performing Operations; Transporting | 18 | Expired |
| US4341530A | Slurry atomizer for a coal-feeder and dryer used to provide coal at gasifier pressure | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4212336A | Screwdriver | Performing Operations; Transporting | 17 | Expired |
| US6395047B1 | Portable airborne contamination control system including a main and remote unit | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4991776A | High volume, low pressure spraying system | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4658965A | Disc screen classifier | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5058807A | High volume, low pressure spraying system | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5044557A | High volume, low pressure spraying system | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4850809A | Air operated low pressure spraying system | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4250371A | Accurate production of relieved shapes by electrical erosion | Performing Operations; Transporting | 14 | Expired |
| US6029909A | Spray system with a dual induction process | Performing Operations; Transporting | 13 | Expired |
| US4230559A | Apparatus for pneumatically separating fractions of a particulate material | Performing Operations; Transporting | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.