Average Co-Inventor Count = 5.00
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. Perkins Engines Company Limited (3 from 167 patents)
3 patents:
1. 9920676 - Mixer and emissions cleaning module
2. 9909484 - Heat shield and emissions cleaning module
3. 9816422 - Flowhood and emissions cleaning module