Mark Wojtkiewicz
8Patents
6h-index
11Co-inventors
60Inventor score
Filing activity: Oct 3, 1990 → Jul 11, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6877501B2 | Ball launching apparatus | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6637422B2 | Ball launching apparatus | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5275464A | Vehicle booster seat | Performing Operations; Transporting | 18 | Expired |
| USD333599S | Combined infant carrier and bed | General | 17 | Expired |
| US6857965B2 | Suspension swing with a recline mechanism and a method of using the same | Human Necessities | 10 | Expired |
| US6964634B2 | Jumping device with convertible stabilizing base | Human Necessities | 9 | Expired |
| US6648717B1 | Adjustable hoop and method of using the same | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD671994S1 | Children's play table | General | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.