Average Co-Inventor Count = 1.33
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. Other (1 from 832,812 patents)
2. Zoeller Company (1 from 12 patents)
2 patents:
1. 6152650 - Wastewater and effluent distribution system
2. 5322387 - Waste water drainfield