Danny L. Johnson
5Patents
3h-index
3Co-inventors
46Inventor score
Filing activity: Apr 27, 1989 → Feb 26, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4987538A | Automated processing of provider billings | Physics | 132 | Expired |
| US6206346A | Portable vehicle lift and method | Performing Operations; Transporting | 5 | Expired |
| US5947448A | Portable vehicle lift and method | Performing Operations; Transporting | 4 | Expired |
| US6199825A | Method to raise vehicles | Performing Operations; Transporting | 3 | Expired |
| US6464204B1 | Portable vehicle lift and method | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.