Writing stylus
US7224348B2 · kind B2 · utility
4Cited by
11References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 4, 2006 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | May 4, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09B19/025
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A stylus for an electrographic position location apparatus is disclosed. In one embodiment, the stylus includes a writing element that is retractable. The stylus may have a proximal end and a distal end. A conductive annular structure may be at the proximal end of the stylus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.