Average Co-Inventor Count = 7.00
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. Kabushiki Kaisha Toshiba (2 from 52,722 patents)
2 patents:
1. 5858541 - Glass composite material, precursor thereof, nitrogen-containing
2. 5717051 - Glass composite material, precursor thereof, nitrogen-containing