Average Co-Inventor Count = 1.00
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. Chemical Specialties, Inc. (1 from 7 patents)
2. Mineral Research & Development Corporation (1 from 5 patents)
2 patents:
1. 4808393 - Process for manufacture of ferric nitrate
2. 4725382 - Fire retardant composition