Frederick Hartmann
4Patents
1h-index
2Co-inventors
38Inventor score
Filing activity: May 2, 1977 → May 11, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4392261A | Baby cradle | Human Necessities | 3 | Expired |
| US4099053A | Device for the separation of gas mixtures | Performing Operations; Transporting | 1 | Expired |
| US8448387B2 | Wall panel and method | Fixed Constructions | 1 | Active |
| US9045894B2 | Center-supported wall panel | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.