Average Co-Inventor Count = 1.67
ph-index = 1
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. Columbia Insurance Company (2 from 1,005 patents)
2 patents:
1. D865064 - Collection of paint color display cards
2. 10107687 - Color displays based on color emotions and color harmony