Robert A. Johnson
5Patents
3h-index
9Co-inventors
50Inventor score
Filing activity: Oct 30, 1986 → Jun 14, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6534174B1 | Surface bonded entangled fibrous web and method of making and using | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4734716A | Plotter and aligning method | Physics | 15 | Expired |
| US7824383B2 | Vaginal drug delivery system and method | Human Necessities | 10 | Active |
| US7128789B2 | Surface bonded entangled fibrous web and method of making and using | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8137327B2 | Vaginal drug delivery system and method | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.