Average Co-Inventor Count = 4.00
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. Semitool, Inc. (2 from 382 patents)
2 patents:
1. 6881309 - Diffuser with spiral opening pattern for electroplating reactor vessel
2. 6254742 - Diffuser with spiral opening pattern for an electroplating reactor vessel