Average Co-Inventor Count = 2.57
ph-index = 3
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. International Rectifier Corporation (3 from 1,231 patents)
3 patents:
1. RE40016 - Power factor correction control circuit
2. 6316887 - Multiple ignition high intensity discharge ballast control circuit
3. 6259614 - Power factor correction control circuit