Cursor positioning device operable over various degrees of elevation
USRE34931E · kind E · reissue
2Cited by
15References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 1993 |
| Grant date | May 9, 1995 |
| Priority date | — |
| Expiry date | Apr 16, 2013 |
Classification
- Technology area (CPC —)General
Abstract
The present invention relates to cursor control devices for computers, and particularly relates to cursor control devices for personal computers which involve the use of a ball rotatable by the fingers for controlling cursor movement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.