Average Co-Inventor Count = 1.50
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. Other (1 from 832,880 patents)
2. Tidy Tea Limited (1 from 2 patents)
3. Tetley Gb Limited (1 from 2 patents)
3 patents:
1. 5951452 - Method and apparatus for the manufacture of infusion packages
2. 5890483 - Heaters
3. 5674545 - Compressible packages for infusible substances