Average Co-Inventor Count = 2.21
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. Tamrock Oy (3 from 37 patents)
2. Other (1 from 832,761 patents)
3. Sandvik Intellectual Property Ab (1 from 915 patents)
5 patents:
1. 6938702 - Method and equipment for controlling operation of rock drilling apparatus
2. 5896936 - Arrangement for controlling boom for rock drilling unit
3. 5896935 - Arrangement in boom for rock drilling unit
4. 5893421 - Arrangement for mounting swing cylinders in boom for rock drilling unit
5. 5601148 - Arrangement for measuring the position of a feed beam in a rock drilling