Average Co-Inventor Count = 2.86
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. Bradford White Corporation (2 from 58 patents)
2 patents:
1. 7900589 - High efficiency water heater
2. 7559293 - High efficiency water heater