Average Co-Inventor Count = 3.43
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. Emhart Industries, Inc. (2 from 595 patents)
2 patents:
1. 4528015 - Glass forming blank and plunger cooling
2. 4505731 - Delivery drive for glassware forming machine