Paul A. Richards
21Patents
5h-index
22Co-inventors
69Inventor score
Filing activity: Dec 26, 1984 → Oct 12, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6250027A | Glazing element | Fixed Constructions | 10 | Expired |
| US9283590B2 | Fluid ejection apparatus | Performing Operations; Transporting | 9 | Active |
| US6985254B2 | Calibration of a multi color imaging system using a predicted color shift | Electricity | 7 | Expired |
| US8376506B2 | Drop detection | Performing Operations; Transporting | 7 | Active |
| US9901952B2 | Fluid ejection apparatus with filter | Performing Operations; Transporting | 5 | Active |
| US10632743B2 | Fluid ejection device | Performing Operations; Transporting | 4 | Active |
| US4582973A | Apparatus for stitch-welding continuous insulated wire | Performing Operations; Transporting | 2 | Expired |
| US10500850B2 | Fluid ejection device | Performing Operations; Transporting | 2 | Active |
| US10112407B2 | Fluid ejection device | Performing Operations; Transporting | 2 | Active |
| US10828908B2 | Fluid ejection device | Performing Operations; Transporting | 1 | Active |
| US9033482B2 | Fluid dispenser | Performing Operations; Transporting | 1 | Active |
| US10717278B2 | Noncircular inkjet nozzle | Performing Operations; Transporting | 0 | Active |
| US10717274B2 | Fluid ejection device | Performing Operations; Transporting | 0 | Active |
| US11440331B2 | Fluid ejection device | Performing Operations; Transporting | 0 | Active |
| US11414816B2 | Method and device for treating a fibrous material web in a long nip pressing unit | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10336070B2 | Fluid ejection device with a fluid recirculation channel | Performing Operations; Transporting | 0 | Active |
| US10252527B2 | Noncircular inkjet nozzle | Performing Operations; Transporting | 0 | Active |
| US10189047B2 | Fluid ejection apparatus with fluid supply floor filter | Performing Operations; Transporting | 0 | Active |
| US11230097B2 | Fluid ejection device | Performing Operations; Transporting | 0 | Active |
| US8330954B2 | Light scattering aerosol detect device | Performing Operations; Transporting | 0 | Active |
| US10532580B2 | Fluid ejection apparatus with vertical inlet/outlet and fluid pump | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.