Average Co-Inventor Count = 3.65
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. Placer Dome Technical Services Limited (2 from 16 patents)
2. Deep Reach Technology, Inc. (2 from 5 patents)
3. Other (1 from 832,843 patents)
4. Minister of Natural Resources (1 from 1 patent)
6 patents:
1. 9353501 - Subsea excavation systems and methods
2. 8935864 - Subsea excavation systems and methods
3. 8016363 - Automated excavation machine
4. 7695071 - Automated excavation machine
5. 7192093 - Excavation apparatus and method
6. 6857706 - Mining method for steeply dipping ore bodies