Image forming apparatus, erasing method, and hard disk management method
US7509452B2 · kind B2 · utility
1Cited by
12References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2004 |
| Grant date | Mar 24, 2009 |
| Priority date | — |
| Expiry date | Apr 10, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0676
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An image forming apparatus includes a plurality of erase information each showing whether or not to erase data for each of a plurality of divided areas into which the hard disk is divided, group erase information showing groups grouping the erase information, and erase count information determined based on the group erase information. Based on the erase count information whether or not there is a divided area to erase, the divided area is erased.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.