Electronic pen
US11614808B2 · kind B2 · utility
0Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2021 |
| Grant date | Mar 28, 2023 |
| Priority date | — |
| Expiry date | Sep 9, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/046
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is an electronic pen including a core body formed of a conductive material, the core body including a pen tip, and a tubular casing that is formed of a conductive material and has the core body disposed in a tip end part of the tubular casing. The tubular casing includes a plurality of tubular casings having a same axis. The tubular casing has a shortened state in which the tubular casings overlap each other. The tubular casing also has a lengthened state in which the tubular casings are extended and overlap each other less than the tubular casings overlap each other when the tubular casing has the shortened state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.