Average Co-Inventor Count = 3.00
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. Osram Sylvania Inc. (2 from 1,452 patents)
2 patents:
1. 7226334 - Apparatus for making high buffer gas pressure ceramic arc tube
2. 7189131 - High buffer gas pressure ceramic arc tube and method and apparatus for making same