Average Co-Inventor Count = 3.00
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. John Zink Company, LLC (3 from 203 patents)
3 patents:
1. 6634881 - Biogas flaring unit
2. 6632083 - Biogas flaring unit
3. 6231334 - Biogas flaring unit