Average Co-Inventor Count = 4.00
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. Sumitomo Electric Industries, Limited (2 from 10,239 patents)
2 patents:
1. 5621838 - Resins for coated optical fiber units
2. 5524164 - Coated tape form optical fiber wire