David Evans
3Patents
2Active
3Granted
39Portfolio score
Filing activity: Jan 11, 2005 → Feb 28, 2017
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7395892B2 | Cycle suspension assembly | Performing Operations; Transporting | 20 | Expired |
| US10016128B2 | Method and apparatus for vision acuity testing | Human Necessities | 1 | Active |
| US10022045B1 | Method and apparatus for vision acuity testing | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.