Average Co-Inventor Count = 2.57
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. Tohoku University (3 from 991 patents)
3 patents:
1. 6605647 - Hydrogenation of carbon monoxide using sulfide catalysts
2. 6534553 - Hydrogenation of carbon monoxide using sulfide catalysts
3. 6410477 - Hydrogenation catalyst of carbon monoxide and method of manufacturing hydrogenation product