Average Co-Inventor Count = 3.75
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. Koninklijke Philips Corporation N.V. (1 from 21,376 patents)
2. U.S. Philips Corporation (1 from 14,087 patents)
2 patents:
1. 6442204 - Video encoding method and system
2. 6255026 - Methods and devices having means for writing storing and erasing which comprise an active medium containing at least one spin-transition parent compound