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. Yara Engineering Corporation (2 from 17 patents)
3 patents:
1. D375966 - Envelope sealer and tray
2. 4299807 - Methods of producing kaolin pigments
3. 3960588 - Reinforcing pigments