Image processing apparatus and image forming apparatus
US7665142B2 · kind B2 · utility
0Cited by
8References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 3, 2005 |
| Grant date | Feb 16, 2010 |
| Priority date | — |
| Expiry date | Jan 12, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/0088
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image processing apparatus and an image forming apparatus can easily handle various kinds of documents including a special document and a normal document without problems of counterfeit by copy. The image processing apparatus and the image forming apparatus have a circuit for processing image data. A signal generating circuit generates a signal to prevent an image formation of a specified document. The signal generating circuit is detachably attached to the circuit for processing image data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.