Average Co-Inventor Count = 4.08
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. Evonik Rohmax Additives Gmbh (3 from 16 patents)
2. Rohmax Additives Gmbh (1 from 23 patents)
3. Evonik Oil Additives Gmbh (1 from 15 patents)
5 patents:
1. 9617495 - Transmission lubricant
2. 8754018 - Use of polyalkyl (meth)acrylates in lubricating oil compositions
3. 8722600 - Polymers with H-bridge forming functionalities for improving anti-wear protection
4. 7981848 - Use of polyalkylmethacrylate polymer
5. 7648950 - Use of a polyalkylmethacrylate polymer