Average Co-Inventor Count = 2.40
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. Ruhrgas Aktiengesellschaft (2 from 41 patents)
2 patents:
1. 4941345 - Method and apparatus for the measurement of gas properties
2. 4859171 - Method and apparatus of operating pre-mixed burners