| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 21 | |
| #2 | Canada | 19 | |
| #3 | Australia | 11 | |
| #4 | Brazil | 5 | |
| #5 | Mexico | 4 | |
| #6 | China | 3 | |
| #7 | France | 2 | |
| #8 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Measurement | |
| #3 | Materials and metallurgy | |
| #4 | Machines | |
| #5 | Basic materials chemistry | |
| #6 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Geophysics | |
| #3 | Materials for miscellaneous applications | |
| #4 | Alloys | |
| #5 | Unspecified technologies | |
| #6 | Analysing materials | |
| #7 | Centrifuges | |
| #8 | Working metallic powder | |
| #9 | Grinding tools | |
| #10 | Measuring nuclear radiation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leung Wallace W F | 4 |
| #2 | Krueger Volker | 4 |
| #3 | Huiszoon Cornelis | 3 |
| #4 | Fanini Otto | 2 |
| #5 | Grimmer Harald | 2 |
| #6 | Meiners Matthew J | 2 |
| #7 | Cepeda Karlos B | 2 |
| #8 | Digiovanni Anthony A | 2 |
| #9 | Kurkoski Philip | 2 |
| #10 | Xiao Jiaqi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| MX2013003776A | Status indicators for use in earth-boring tools having expandable members and methods of making and using such status indicators and earth-boring tools. | |
| CN105672887A | Hybrid drill bit with anti-tracking features | |
| CA2797618A1 | Methods of forming polycrystalline compacts | |
| WO2007089438A2 | Borehole conductivity simulator verification and transverse coil balancing | |
| WO2007050530A1 | Fracking multiple casing exit laterals | |
| CN1890010A | Control the silicone defoaming agent of hydrocarbon foam and minimizing liquid hydrocarbon product withdrawn silicone content better | |
| WO2004031532A1 | Mono-trip well completion |