Average Co-Inventor Count = 2.40
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. Ciba-Geigy Corporation (1 from 6,858 patents)
2. Ciba Corporation (1 from 31 patents)
2 patents:
1. 7932218 - Lubricant composition
2. 5580482 - Stabilized lubricant compositions