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. 6147453 - Metal-halide lamp with lithium and cerium iodide
2. 5973453 - Ceramic metal halide discharge lamp with NaI/CeI.sub.3 filling