Average Co-Inventor Count = 3.00
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. British American Tobacco (investments) Limited (1 from 395 patents)
2. British American Tobacco Limited (2 patents)
1 patent:
1. 6289897 - Smokable filler material for smoking articles