Average Co-Inventor Count = 3.75
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. Fiskars Brands, Inc. (1 from 377 patents)
2. Alterra Holdings Corporation (1 from 51 patents)
2 patents:
1. 6272755 - Extendable tool lock
2. 5933965 - Extendable tool