Average Co-Inventor Count = 2.57
ph-index = 3
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. Armstrong Cork Company (3 from 224 patents)
3 patents:
1. 4190492 - Method of producing acoustical fiberboard
2. 4128524 - Composites of metal-modified urea-melamine-formaldehyde resins and
3. 4117642 - Ceiling panel attachment clip