Average Co-Inventor Count = 2.67
ph-index = 5
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. (6 from 1,702 patents)
6 patents:
1. 4547170 - Moveable toy
2. 4373289 - Toy trap door mechanism
3. 4285159 - Direction reversing crib toy
4. 4188748 - Toy vehicle and housing set
5. 4087935 - Toy vehicle with housing
6. 4077339 - Cartridge sewing machine accessory