Zipher Limited
14Patents
12Active
14Granted
47Portfolio score
Filing activity: Oct 5, 2001 → Dec 8, 2011 · 11 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7543923B2 | Liquid supply system | Performing Operations; Transporting | 23 | Active |
| US8272704B2 | Ink containment system and ink level sensing system for an inkjet cartridge | Performing Operations; Transporting | 21 | Active |
| US7682094B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 17 | Active |
| US7722268B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 16 | Active |
| US7748917B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 14 | Active |
| US7419239B2 | Printing apparatus | Performing Operations; Transporting | 12 | Expired |
| US8096715B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 8 | Active |
| US8007190B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 8 | Active |
| US8221010B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 7 | Active |
| US7753605B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 7 | Active |
| US8221009B2 | Tape drive and printing apparatus | Performing Operations; Transporting | 7 | Active |
| US7600852B2 | Printing apparatus | Performing Operations; Transporting | 4 | Active |
| US7446788B2 | Printing | Performing Operations; Transporting | 1 | Expired |
| US8085286B2 | Printing method and apparatus | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.