Virtual I/O
6Patents
0Active
6Granted
28Portfolio score
Filing activity: Jan 6, 1993 → Aug 31, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5526022A | Sourceless orientation sensor | Physics | 176 | Expired |
| USD375495S | Head mounted display | General | 76 | Expired |
| US5619377A | Optically corrected helmet mounted display | Physics | 70 | Expired |
| USD383455S | Head mounted display with headtracker | General | 46 | Expired |
| US5673151A | Image correction in virtual reality and heads up displays | Physics | 16 | Expired |
| US5642227A | Optical correction for virtual reality and heads up displays | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.