Average Co-Inventor Count = 5.33
ph-index = 3
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. Gist-brocades N.v. (2 from 236 patents)
2. Dsm N.v. (1 from 475 patents)
3. Gist-brocades B.v. (1 from 64 patents)
4. Basf Aktiengesellschaft (10,754 patents)
4 patents:
1. 6350602 - Cloning and expression of phytase from aspergillus
2. 5925515 - Direct selection of transformants on acetate-containing media
3. 5863533 - Cloning and expression of microbial phytase
4. 5436156 - Cloning and expression of phytase from aspergillus