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. John D. Brush Co., Inc. (2 from 113 patents)
2 patents:
1. D699788 - File container
2. D677055 - Tray