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. John Brown Inc. (1 from 22 patents)
2. Hanson Technology Corp. (1 from 1 patent)
2 patents:
1. 5215763 - Water ring pelletizer
2. 4685387 - Machine for making sandwiches