Average Co-Inventor Count = 3.00
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. Vermeer Manufacturing Company, Inc. (4 from 470 patents)
4 patents:
1. 7625154 - Plow blade with water passageway and method of constructing same
2. 7470089 - Plow blade with water passageway and method of constructing same
3. 7044684 - Plow blade with water passageway
4. 6511260 - Plow for installing utility lines