Virtual Research Systems
3Patents
0Active
3Granted
26Portfolio score
Filing activity: Jul 27, 1992 → May 9, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5321416A | Head-mounted visual display apparatus | Electricity | 180 | Expired |
| US5767820A | Head-mounted visual display apparatus | Electricity | 80 | Expired |
| USD374002S | Virtual reality visual display helmet | General | 25 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.