Average Co-Inventor Count = 2.18
ph-index = 6
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. O. Ames Co. (6 from 44 patents)
2. Mcdonough Co. (2 from 2 patents)
8 patents:
1. D291959 - Grain scoop
2. 4655494 - Plastic grain scoop
3. D276755 - Cart
4. D274487 - Hose hanger
5. 4452468 - Cart with molded bag supporting structures
6. 4436267 - Hose hanger
7. 4199016 - Axe construction
8. 3965991 - Manual cultivating tool