Average Co-Inventor Count = 2.00
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. U.S. Philips Corporation (2 from 14,087 patents)
2 patents:
1. 4020439 - Inductive stabilizing ballast for a gas and/or vapor discharge lamp
2. 3947955 - Method of making an inductive stabilizing ballast for a gas and/or