Average Co-Inventor Count = 4.00
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. Rohm & Haas Electronic Materials LLC (2 from 696 patents)
2. Shipley Company LLC (2 from 522 patents)
4 patents:
1. 8927681 - Coating composition for use with an overcoated photoresist
2. 7582360 - Coating compositions for use with an overcoated photoresist
3. 7163751 - Coating compositions for use with an overcoated photoresist
4. 6852421 - Coating compositions for use with an overcoated photoresist