Average Co-Inventor Count = 5.00
ph-index = 4
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. Lummus Crest, Inc. (3 from 36 patents)
2. Abb Lummus Crest, Inc. (1 from 25 patents)
4 patents:
1. 5021147 - Solid addition and withdrawal
2. 4875995 - Solid addition and withdrawal
3. 4744887 - Solid addition and withdrawal
4. 4684456 - Control of bed expansion in expanded bed reactor