Average Co-Inventor Count = 1.00
ph-index = 4
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. Corona Clipper Co. (2 from 9 patents)
2. Other (1 from 832,812 patents)
3. Mccampbell Enterprises Unlimited, Inc. (1 from 1 patent)
4 patents:
1. 5158102 - Umbrella frame having folding ear structures
2. D291769 - Flower shears
3. 4649646 - Cutting mechanism for pole pruners
4. D251667 - Digger tooth