Average Co-Inventor Count = 1.50
ph-index = 7
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Mattel, Inc. (8 from 1,703 patents)
2. Fisher-price, Inc. (4 from 87 patents)
12 patents:
1. 8366135 - Children's ride-on vehicles having detection systems
2. 7621552 - Children's ride-on vehicle assemblies having trailing vehicle detection systems
3. 7207588 - Children's ride-on vehicle assemblies having trailing vehicle detection systems
4. 7195271 - Pinch-resistant hitch assembly and children's ride-on vehicle assemblies including the same
5. D440260 - Children's ride-on vehicle
6. 6155833 - Ride simulator for use with a children's ride-on vehicle
7. 6120345 - Ride-on vehicle with a free-floating wheel
8. 5947739 - Ride simulator for use with a children's ride-on vehicle
9. D377512 - Teeter totter
10. D375537 - Climbing play structure
11. D361800 - Toy car
12. 5280651 - Portable sound system having a detachable headset for selectively