Average Co-Inventor Count = 1.33
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. U.S. Philips Corporation (1 from 14,087 patents)
2. La Telemecanique Electrique (1 from 241 patents)
2 patents:
1. 4599633 - Integrated self-firing amplified thyristor structure for on/off
2. 4484208 - Junction-type field-effect transistor and its manufacture