Average Co-Inventor Count = 1.14
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. Sony Corporation (3 from 58,130 patents)
2. Sony Music Entertainment Inc. (3 from 24 patents)
3. Sony Electronics Inc (1 from 2,335 patents)
4 patents:
1. 5694842 - Angled squeegee system for screen printing onto a substrate
2. 5682817 - Quick removing compact disc printing nest
3. 5598776 - Screen printing apparatus
4. 5458060 - Screen printing squeegee system