Baldwin-Japan Ltd.
27Patents
0Active
27Granted
33Portfolio score
Filing activity: May 30, 1985 → Jun 11, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7570788B2 | Printed paper inspecting method and apparatus | Performing Operations; Transporting | 24 | Expired |
| US4920880A | Cleaning machine for a printer | Performing Operations; Transporting | 17 | Expired |
| US4930415A | Automatic web guide roller cleaning device | Performing Operations; Transporting | 17 | Expired |
| US4867064A | Apparatus for cleaning a printing cylinder | Performing Operations; Transporting | 14 | Expired |
| US6115512A | Optical color sensor and color print inspecting apparatus | Physics | 8 | Expired |
| US6823789B2 | Cylinder cleaning device and cylinder cleaning fabric used therefor | Performing Operations; Transporting | 8 | Expired |
| US6101945A | Printing plate or printed product identifying apparatus | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6138563A | Dampening water feeding method and apparatus | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5867768A | Simultaneous multidirectional communication apparatus | Electricity | 5 | Expired |
| US6038731A | Cylinder cleaning device | Performing Operations; Transporting | 4 | Expired |
| US6253413A | Pressure pad and cylinder cleaning apparatus | Performing Operations; Transporting | 4 | Expired |
| US5735212A | Cylinder cleaning apparatus | Performing Operations; Transporting | 4 | Expired |
| US7219605B2 | Cylinder cleaning apparatus | Performing Operations; Transporting | 3 | Expired |
| US6332238A | Cylinder cleaning device | Performing Operations; Transporting | 2 | Expired |
| US6161477A | Web anti-wrap device for web printing press | Performing Operations; Transporting | 2 | Expired |
| US5996495A | Cylinder cleaning device | Performing Operations; Transporting | 2 | Expired |
| US7287297B2 | Pressure pad for cleaning fabric | Performing Operations; Transporting | 2 | Expired |
| US4671869A | Filter device | Chemistry; Metallurgy | 2 | Expired |
| US6381020B1 | Optical system | Electricity | 2 | Expired |
| US6041711A | Cylinder cleaning device | Performing Operations; Transporting | 2 | Expired |
| US6042655A | Cylinder cleaning method | Performing Operations; Transporting | 1 | Expired |
| US7034928B2 | Reading apparatus | Physics | 1 | Expired |
| US6219879A | Cylinder cleaning device | Performing Operations; Transporting | 1 | Expired |
| US6176183A | Cylinder cleaning device with shaft end distinguishing means | Performing Operations; Transporting | 1 | Expired |
| US6101943A | Cylinder cleaning device and cleaning method | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.