Average Co-Inventor Count = 2.67
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. Preferred Machining Corporation (2 from 9 patents)
2 patents:
1. 5636447 - Apparatus and method for moving articles to desired locations
2. 5476362 - Can lid downstacker mechanism