Average Co-Inventor Count = 2.00
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. Schott Glass Technologies, Inc. (2 from 30 patents)
2 patents:
1. 5061659 - Contrast enhancement filter glass useful for color CRT displays
2. 5059561 - UV attenuated colored glasses