Average Co-Inventor Count = 6.67
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. Ccteg (china Coal Technology and Engineering Group Corp) (3 from 4 patents)
3 patents:
1. 9927353 - Systems and methods of infrared detection of coal mine polar gas
2. 9702814 - Systems and methods of infrared detection of coal mine polar gas
3. 9588040 - Systems and methods of infrared detection of coal mine polar gas