Average Co-Inventor Count = 3.16
ph-index = 3
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. Heraeus Precious Metals North America Daychem LLC (3 from 3 patents)
2. Heraeus Epurio LLC (2 from 3 patents)
5 patents:
1. 11292764 - Cyclic sulfonate compounds as photoacid generators in resist applications
2. 10976658 - Sulfonic acid derivative compounds as photoacid generators in resist applications
3. 9709886 - Sulfonic acid derivative compounds as photoacid generators in resist applications
4. 9477150 - Sulfonic acid derivative compounds as photoacid generators in resist applications
5. 9383644 - Sulfonic acid derivative compounds as photoacid generators in resist applications