Average Co-Inventor Count = 1.50
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. Other (1 from 832,718 patents)
2. New Holland Inc. (1 from 58 patents)
3. Pequea Machine, Inc. (1 from 4 patents)
3 patents:
1. 5175987 - Hay harvesting machine
2. 4736577 - Apparatus for moving and turning over hay swaths
3. 4730447 - Apparatus for turning a windrow of crop material