Average Co-Inventor Count = 3.43
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. Schering Corporation (2 from 1,829 patents)
2 patents:
1. 5578464 - E. coli secretory strains
2. 5122457 - Expression systems utilizing bacteriophage T7 promoters, gene sequences,