Average Co-Inventor Count = 5.09
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. Hoffmann-la Roche Inc. (2 from 4,943 patents)
2 patents:
1. 4273765 - Amino sugar derivatives containing trehalose
2. 4204044 - Process for the manufacture of optically active