Average Co-Inventor Count = 1.00
ph-index = 1
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. Roche Colorado Corporation (2 from 18 patents)
2 patents:
1. 6507284 - Enclosure sign device
2. 6475080 - Fume ventilation apparatus