Average Co-Inventor Count = 2.86
ph-index = 4
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. Patterson Fan Company (4 from 9 patents)
2. Patterson Ventilation Company, Inc. (1 from 1 patent)
5 patents:
1. D879280 - Venturi fan
2. D716437 - Ceiling fan hub and blade assembly
3. D625799 - Fan housing
4. D594548 - Fan housing
5. D557398 - Venturi fan