Average Co-Inventor Count = 1.33
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. Matchbox Toys (USA) Ltd. (2 from 4 patents)
2 patents:
1. 5120254 - Wire suspension for toy car
2. 4947527 - Coupling system for modular article