Eric Ostendorff
30Patents
15h-index
39Co-inventors
81Inventor score
Filing activity: Sep 20, 1985 → Jan 6, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4659320A | Toy vehicle with disc launching apparatus and disks | Human Necessities | 68 | Expired |
| US6241573A | Toy vehicle trackset having plural intersections | Human Necessities | 54 | Expired |
| US5254030A | Rapid action toy vehicle launcher | Human Necessities | 54 | Expired |
| US5234216A | Toy vehicle crash simulating playset | Human Necessities | 45 | Expired |
| US4715843A | Toy vehicle playset | Human Necessities | 38 | Expired |
| US5767655A | Pit-stop recharger for fast recharge toy vehicle | Human Necessities | 35 | Expired |
| US7794301B2 | Toy vehicle trackset | Human Necessities | 34 | Active |
| US7651398B2 | Toy vehicle raceways | Human Necessities | 29 | Active |
| US6439948B1 | Two-wheeled amphibious toy vehicle | Human Necessities | 28 | Expired |
| US7766720B2 | Play set for toy vehicles | Human Necessities | 27 | Active |
| US6089951A | Toy vehicle and trackset having lap-counting feature | Human Necessities | 26 | Expired |
| US7901266B2 | Toy vehicle collision set | Human Necessities | 25 | Active |
| US5022884A | Temperature activated toy vehicle | Human Necessities | 23 | Expired |
| US4734076A | Toy vehicle play setting | Human Necessities | 18 | Expired |
| US8608527B2 | Wall mounted toy track set | Emerging Cross-Sectional Technologies | 15 | Active |
| US5906528A | Air-driven exploding toy vehicle | Human Necessities | 15 | Expired |
| US8192246B2 | Toy vehicle track set | Human Necessities | 14 | Active |
| US6824442B2 | Weapon firing toy figure responsive to wrist controller | Human Necessities | 11 | Expired |
| US4744781A | Amphibious toy vehicle | Human Necessities | 11 | Expired |
| US7600757B1 | Board game | Human Necessities | 10 | Active |
| US9421473B2 | Wall mounted toy track set | Human Necessities | 10 | Active |
| US9457284B2 | Spiral toy track set | Human Necessities | 8 | Active |
| US7963821B2 | Toy vehicle track set | Human Necessities | 8 | Active |
| US9314704B2 | Toy vehicle track set | Human Necessities | 7 | Active |
| US8944339B2 | Toy vehicle track set | Human Necessities | 6 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.