Average Co-Inventor Count = 1.00
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. Arthur Lansky Levine & Associates (2 from 5 patents)
2 patents:
1. D816455 - Sharpener
2. D735544 - Blade sharpener with bottle and tab openers