Average Co-Inventor Count = 2.50
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. Kidde Recreation Products, Inc. (2 from 13 patents)
2. Valley Recreation Products Inc. (1 from 3 patents)
3 patents:
1. 5211405 - Dart board game cabinet
2. 4979739 - Ball return control apparatus
3. 4726586 - Pool ball return control apparatus