Average Co-Inventor Count = 2.77
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. 5267888 - Toy vehicle having articulated wheel portions
2. 4718875 - Toy vehicle with foldable wheels
3. 4629440 - Animated toy
4. 4564197 - Portable toy racing set
5. 4511342 - Winding and launching device for toy vehicles
6. 4483096 - Launching platform for inertia vehicle