Average Co-Inventor Count = 2.00
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. Cities Service Company (2 from 109 patents)
2. Hna Holdings, Inc. (1 from 16 patents)
3 patents:
1. 5822868 - Luminous flame of acetal polymers
2. 4230501 - Pigments dispersible in plastics
3. 4007051 - Composition and preparation of a dry predispersed coated pigment