Average Co-Inventor Count = 4.00
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. Sandvik Intellectual Property Ab (1 from 915 patents)
2. Sandvik Ab (1 from 686 patents)
2 patents:
1. 7185721 - Male portion, drill bit and threaded joint for percussive rock drilling
2. 5284216 - Down-the-hole drill tool for drilling in advance of a casing tube