| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United Kingdom | 5 | |
| #3 | United States | 4 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Italy | 1 | |
| #6 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Materials and metallurgy | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Shafts | |
| #3 | Shaping of plastics | |
| #4 | Additive manufacturing | |
| #5 | Climate change mitigation in goods production | |
| #6 | Working metallic powder | |
| #7 | Nails | |
| #8 | Pistons and sealings | |
| #9 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Byrd Christopher S | 4 |
| #2 | Dourfaye Alfazazi | 4 |
| #3 | Cuillier Bruno | 3 |
| #4 | Cazaux Bernard H | 3 |
| #5 | Keith Carl W | 3 |
| #6 | Thigpen Gary M | 3 |
| #7 | Cazalas Yves | 3 |
| #8 | Pontneau Bernard | 3 |
| #9 | Saxton Robert L | 2 |
| #10 | Gallego Gilles J-P | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB0226544D0 | Breakable washer for an earth boring bit | |
| GB0226548D0 | Bearing seal | |
| CA2411594A1 | Bearing seal | |
| CA2411675A1 | Method of fabricating tools for earth boring | |
| CA2411548A1 | Breakable washer earth boring bit | |
| US2003094730A1 | Method and fabricating tools for earth boring | |
| GB0215327D0 | Rotary cone bit with thrust bearing | |
| US2002121393A1 | Drag-type casing mill/drill bit | |
| US6488106B1 | Superabrasive cutting element | |
| ZA200005048B | Improved rotary cone bit for cutting removal. | |
| US5944125A | Rock bit with improved thrust face |