Average Co-Inventor Count = 1.50
ph-index = 3
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. Kontes Glass Company (2 from 9 patents)
3 patents:
1. D326527 - Solvent storage flask
2. 4976927 - Solvent storage flask
3. D292824 - Reservoir for solvent delivery