Average Co-Inventor Count = 1.50
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. The Air Preheater Company, Inc. (2 from 79 patents)
2 patents:
1. 4306893 - Snap-in assembly for bag filter
2. 4283208 - Filter bag cleaning system