Average Co-Inventor Count = 1.23
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. Tamrock Oy (2 from 37 patents)
2. Sandvik Mining and Construction Oy (1 from 234 patents)
3. Aaltosen Tehtaat Oy (1 from 1 patent)
4 patents:
1. 7642476 - Push-button arrangement and push-button
2. D420685 - Cockpit for a drilling machine
3. D394069 - Cabin for a drilling machine
4. D282024 - Picture frame