Average Co-Inventor Count = 3.71
ph-index = 6
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. 4522607 - Toy railroad vehicle with alignment bias
2. 4483096 - Launching platform for inertia vehicle
3. 4349983 - Playset for toy vehicles
4. 4291663 - Ball throwing machine
5. 4174587 - Air turbine operated vehicle accelerator toy
6. 4155194 - Toy spring-type projectile launcher having directional controlling joy