Average Co-Inventor Count = 13.76
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. Nicoventures Trading Limited (2 from 556 patents)
2. British American Tobacco (investments) Limited (2 from 395 patents)
3. Essentra Filter Products Development Co. Pte. Ltd (12 patents)
4. Filtrona Filter Products Development Co.pte.ltd (5 patents)
5. British American Tobacco Limited (2 patents)
4 patents:
1. 12295408 - Smoking article filter and insertable filter unit therefor
2. 11678694 - Smoking article filter and insertable filter unit therefor
3. 10729171 - Smoking article filter and insertable filter unit therefor
4. 9687024 - Smoking article and method of manufacturing a smoking article