Average Co-Inventor Count = 3.53
ph-index = 4
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 (5 from 1,005 patents)
5 patents:
1. D488352 - Platter
2. D486009 - Multi-positional stand
3. D485706 - Stand
4. D481262 - Plate
5. D478477 - Platter