Average Co-Inventor Count = 2.61
ph-index = 5
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. Link Group International (5 from 10 patents)
2. Cygnet, Inc. (1 from 1 patent)
5 patents:
1. 5637996 - Toy system with movable vehicles
2. 5487925 - Ornament/display member
3. 5330380 - Audible message/information delivery system
4. 5145443 - Musical toy hoop
5. 4937207 - Portable toy vehicle racing set