Average Co-Inventor Count = 2.00
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 (4 from 1,004 patents)
4 patents:
1. 12297605 - Playing surface assemblies and systems, and methods of making and using same
2. 11885077 - Playing surface assemblies and systems, and methods of making and using same
3. 11346063 - Playing surface assemblies and systems, and methods of making and using same
4. 10794013 - Playing surface assemblies and systems, and methods of making and using same