Average Co-Inventor Count = 2.67
ph-index = 2
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. Louis Marx & Co., Inc. (1 from 28 patents)
2. Mego Corporation (1 from 19 patents)
2 patents:
1. D261017 - Combined toy vehicle and steering device therefor
2. 4224760 - Bubble-blowing doll