Kenneth Ptak
5Patents
4h-index
6Co-inventors
50Inventor score
Filing activity: Jan 8, 1998 → Apr 30, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6074011A | Automatic retractable head restraint | Performing Operations; Transporting | 66 | Expired |
| US7377584B2 | Articulating high latch for a seat | Performing Operations; Transporting | 21 | Expired |
| US5967602A | Extending cargo shelf for vehicle seat | Performing Operations; Transporting | 20 | Expired |
| US7819478B2 | Articulating high latch for a seat | Performing Operations; Transporting | 9 | Active |
| US11427110B2 | Pivot fitting for a seat, in particular vehicle seat and a seat | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.