Average Co-Inventor Count = 2.67
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. The Boc Group, Inc. (2 from 1,024 patents)
2 patents:
1. 7278831 - Apparatus and method for control, pumping and abatement for vacuum process chambers
2. 7140847 - Integrated high vacuum pumping system