Average Co-Inventor Count = 2.00
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. Haldor Topsoe A/s (2 from 440 patents)
2. Topsoe A/s (2 from 38 patents)
4 patents:
1. 11767227 - Co-production of methanol and ammonia
2. 11767226 - Co-production of methanol, ammonia and urea
3. 11130681 - Co-production of methanol and ammonia
4. 11130680 - Co-production of methanol, ammonia and urea