Mark Williams
20Patents
7h-index
33Co-inventors
69Inventor score
Filing activity: Nov 19, 1976 → Dec 22, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6567875B1 | USB data serializer | Physics | 32 | Expired |
| US4097827A | Constant impedance, constant phase pin diode with attenuator | Electricity | 18 | Expired |
| US7761618B2 | Using a USB host controller security extension for controlling changes in and auditing USB topology | Physics | 16 | Active |
| USD991547S1 | Vaporization device | General | 14 | Active |
| US9138747B2 | Specimen collection apparatus | Performing Operations; Transporting | 12 | Active |
| US7886353B2 | Accessing a USB host controller security extension using a HCD proxy | Physics | 11 | Active |
| US10189020B2 | Specimen collection apparatus | Performing Operations; Transporting | 9 | Active |
| US5102580A | Demulsifier compositions and demulsifying use thereof | Chemistry; Metallurgy | 3 | Expired |
| US6813019B2 | Method and apparatus for spectrochemical analysis | Physics | 3 | Expired |
| US9403164B2 | Specimen collection apparatus | Performing Operations; Transporting | 2 | Active |
| US7882129B1 | Methods and apparatuses for media file delivery | Physics | 2 | Expired |
| US8523994B2 | Method for reducing hydrogen sulfide evolution from asphalt | Chemistry; Metallurgy | 2 | Active |
| US10139321B2 | Mucolytic tablet for a sample collection device | Physics | 1 | Active |
| US11649791B2 | Precleaner | Performing Operations; Transporting | 0 | Active |
| US4110833A | Balanced AC correlator system | Physics | 0 | Expired |
| US10451528B2 | Collection, filtration and concentration apparatus for biological samples | Physics | 0 | Active |
| US12264851B2 | Geothermal plant for extracting energy from a geothermal reservoir located below the ocean bottom | Emerging Cross-Sectional Technologies | 0 | Active |
| US10299767B2 | Sample collection apparatus | Human Necessities | 0 | Active |
| US12270578B2 | System and method for energy and resource extraction with reduced emissions | Fixed Constructions | 0 | Active |
| US11896873B2 | Cardiovascular exercise device, system and method | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.