Average Co-Inventor Count = 5.46
ph-index = 2
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. Brown & Williamson Tobacco Corporation (1 from 282 patents)
2. Brown & Williamson Tobacco Company (1 from 1 patent)
2 patents:
1. 6257243 - Smoking articles
2. 5944025 - Smokeless method and article utilizing catalytic heat source for