Trevor Gray
14Patents
5h-index
27Co-inventors
62Inventor score
Filing activity: Jun 18, 2003 → Jun 27, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6796644B1 | Ink source regulator for an inkjet printer | Performing Operations; Transporting | 44 | Expired |
| US7445323B2 | Ink cartridge venting | Performing Operations; Transporting | 28 | Active |
| US7159974B2 | Semipermeable membrane for an ink reservoir and method of attaching the same | Performing Operations; Transporting | 7 | Expired |
| US7654665B2 | Ink jet pen having a free ink chamber | Performing Operations; Transporting | 7 | Active |
| US8549764B2 | Fluid tilt sensor within ink tank supply item for micro-fluid applications | Physics | 5 | Active |
| US8544991B2 | Consumable supply item, fluid reservoir and recirculation system for micro-fluid applications | Performing Operations; Transporting | 4 | Active |
| US6837577B1 | Ink source regulator for an inkjet printer | Performing Operations; Transporting | 4 | Expired |
| US6786580B1 | Submersible ink source regulator for an inkjet printer | Performing Operations; Transporting | 3 | Expired |
| US8491111B2 | Consumable supply item with capacitive fluid level detection for micro-fluid applications | Performing Operations; Transporting | 2 | Active |
| US6776478B1 | Ink source regulator for an inkjet printer | Performing Operations; Transporting | 2 | Expired |
| US7182447B2 | Wick for an inkjet printhead | Performing Operations; Transporting | 1 | Expired |
| US8132904B2 | Filter/wicking structure for micro-fluid ejection head | Emerging Cross-Sectional Technologies | 1 | Active |
| US8635908B2 | Fluid tilt sensor within ink tank supply item for micro-fluid applications | Physics | 1 | Active |
| US9228831B2 | Fluid tilt sensor within ink tank supply item for micro-fluid applications | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.