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. Sumitomo Chemical Company, Limited (3 from 6,892 patents)
3 patents:
1. 9726974 - Resin, photoresist composition, and method for producing photoresist pattern
2. 9562032 - Salt and photoresist composition comprising the same
3. 9274421 - Salt and photoresist composition comprising the same