| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 5 | |
| #2 | Canada | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | China | 2 | |
| #5 | United States | 2 | |
| #6 | Brazil | 1 | |
| #7 | Hong Kong | 1 | |
| #8 | Mexico | 1 | |
| #9 | Malaysia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Materials and metallurgy | |
| #5 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Milling | |
| #3 | Turning | |
| #4 | Accessories for machine tools | |
| #5 | Machines for making railways | |
| #6 | Building materials | |
| #7 | Special information storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hughes Donald R | 17 |
| #2 | Biggs Travis J | 5 |
| #3 | Greenleaf James M | 4 |
| #4 | Howles Stanley B | 4 |
| #5 | Greenleaf William P | 3 |
| #6 | Grabowski Charles D | 3 |
| #7 | Ahn Junghi | 1 |
| #8 | Augustine Eugene M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2679367A1 | Slotting cutter and inserts for same | |
| US6712564B1 | Tool with improved resistance to displacement | |
| EP1181261A1 | Ceramic substrate treatment method and improved thin film magnetic recording head | |
| US6447896B1 | Coated reinforced ceramic cutting tools |