Richfx, INC
4Patents
0Active
4Granted
32Portfolio score
Filing activity: Dec 22, 1997 → Aug 1, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6321211A | Methods and systems for electronically accepting and exchanging an online gift | Physics | 197 | Expired |
| US6330281A | Model-based view extrapolation for interactive virtual reality systems | Electricity | 80 | Expired |
| US6307567A | Model-based view extrapolation for interactive virtual reality systems | Electricity | 76 | Expired |
| US6633849B1 | Methods and systems for electronically forwarding an online gift | Physics | 61 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.