Average Co-Inventor Count = 2.21
ph-index = 4
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. Product Specialties Inc. (7 from 11 patents)
7 patents:
1. D1038700 - Glass
2. D1011840 - Glass
3. D970293 - Glass
4. D970294 - Glass
5. D952409 - Glass
6. D836905 - Flask with funnel
7. D535558 - Wine oxygenator