Average Co-Inventor Count = 3.00
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. Nippon Electric Glass Co., Ltd. (2 from 604 patents)
2 patents:
1. 12448312 - Glass production method
2. 8871664 - Refractory filler, sealing material using same, and manufacturing method for refractory filler