Average Co-Inventor Count = 2.40
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. Eastman Machine Company (2 from 27 patents)
2 patents:
1. 5178232 - Cutting machine having lubricant reservoir within the housing
2. 4779500 - Automatic end cutter