Average Co-Inventor Count = 1.20
ph-index = 3
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 (3 from 832,812 patents)
3 patents:
1. 7337602 - Mulch plate apparatus with adjustable handle mechanism
2. 5491964 - Adjustable mulch plate
3. 5337545 - Mulch plate