Average Co-Inventor Count = 7.72
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. Gentex Corporation (4 from 1,407 patents)
4 patents:
1. 9128345 - Electrochromic device having an improved fill port plug
2. 8891154 - Electrochromic device having an improved fill port plug
3. 8345345 - Electrochromic device having an improved fill port plug
4. 7884995 - Electrochromic device having an improved fill port plug