William R. Knight
19Patents
11h-index
36Co-inventors
72Inventor score
Filing activity: May 28, 1980 → Feb 27, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4882595A | Hydraulically tuned channel architecture | Performing Operations; Transporting | 112 | Expired |
| US6126276A | Fluid jet printhead with integrated heat-sink | Performing Operations; Transporting | 63 | Expired |
| US5604519A | Inkjet printhead architecture for high frequency operation | Performing Operations; Transporting | 56 | Expired |
| US5648805A | Inkjet printhead architecture for high speed and high resolution printing | Performing Operations; Transporting | 51 | Expired |
| US5638101A | High density nozzle array for inkjet printhead | Performing Operations; Transporting | 49 | Expired |
| US5594481A | Ink channel structure for inkjet printhead | Performing Operations; Transporting | 49 | Expired |
| US5371527A | Orificeless printhead for an ink jet printer | Performing Operations; Transporting | 44 | Expired |
| US5519423A | Tuned entrance fang configuration for ink-jet printers | Performing Operations; Transporting | 37 | Expired |
| US6126277A | Non-kogating, low turn on energy thin film structure for very low drop volume thermal ink jet pens | Performing Operations; Transporting | 24 | Expired |
| US5808640A | Special geometry ink jet resistor for high dpi/high frequency structures | Performing Operations; Transporting | 22 | Expired |
| US5563642A | Inkjet printhead architecture for high speed ink firing chamber refill | Performing Operations; Transporting | 22 | Expired |
| US4353218A | Heat pump/refrigerator using liquid working fluid | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5619236A | Self-cooling printhead structure for inkjet printer with high density high frequency firing chambers | Performing Operations; Transporting | 10 | Expired |
| US6478418B2 | Inkjet ink having improved directionality by controlling surface tension and wetting properties | Chemistry; Metallurgy | 6 | Expired |
| US6741016B2 | Focusing lens for electron emitter with shield layer | Electricity | 5 | Expired |
| US6891185B2 | Electronic device with aperture and wide lens for small emission spot size | Electricity | 1 | Expired |
| US8940830B2 | Fast drying emulsion systems | Textiles; Paper | 1 | Active |
| US7057353B2 | Electronic device with wide lens for small emission spot size | Electricity | 0 | Expired |
| US8124183B2 | Fast drying emulsion systems | Textiles; Paper | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.