Average Co-Inventor Count = 3.27
ph-index = 3
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. Kenner Products, Division of Tonka Corp. (2 from 2 patents)
2. Mattel, Inc. (1 from 1,702 patents)
3 patents:
1. 6139397 - Doll having simulated hair-cutting feature
2. 5176561 - Toy nursing bottle for a doll
3. 5118321 - Simulated feeding apparatus