Average Co-Inventor Count = 1.50
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. Sony Corporation (2 from 58,130 patents)
2 patents:
1. 7496276 - Television broadcast signal receiving apparatus
2. 5625507 - Recording and/or reproducing apparatus that loads a tape cassette into