Average Co-Inventor Count = 2.40
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. Manville Service Corporation (1 from 112 patents)
2. Manville Sales Corporation (1 from 8 patents)
2 patents:
1. 4588769 - Multipurpose fire resistant sealing and caulking compound
2. 4581882 - Refractory fiber rope packing