| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | United States | 8 | |
| #3 | Japan | 3 | |
| #4 | Canada | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Turning | |
| #2 | Unspecified technologies | |
| #3 | Accessories for machine tools | |
| #4 | Grinding or polishing devices | |
| #5 | Building materials | |
| #6 | Clutches and brakes | |
| #7 | Pistons and sealings | |
| #8 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Glaser Franz | 8 |
| #2 | Krenzer Ulrich | 4 |
| #3 | Duerschinger Hans | 3 |
| #4 | Tikal Franz | 3 |
| #5 | Mueller Gebhard | 2 |
| #6 | Kohlbauer Johann | 2 |
| #7 | Escher Simon | 2 |
| #8 | Hertel Guenther | 2 |
| #9 | Jaeger Horst | 2 |
| #10 | Furantsu Guraazaa | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE4131547A1 | CERAMIC MATERIAL FUNCTIONING ELEMENT FOR SLIP OR SEAL PAIRS | |
| US5186584A | Twist drill | |
| DE3939227A1 | CLAMPING DEVICE FOR AXIAL CLAMPING OF A TOOL HEAD ON A MACHINE SPINDLE | |
| DE3831352A1 | DRILLING TOOL, IN PARTICULAR METAL DRILL | |
| DE3828657A1 | Cutting tool | |
| DE3826239A1 | Drill | |
| DE3807887A1 | TOOL CHANGE HOLDER | |
| CA1298493C | Chuck | |
| DE3740814A1 | Clamping tool for cutting shaping | |
| DE3734052A1 | QUICK-CHANGE CLAMPING DEVICE FOR MACHINE TOOLS | |
| KR910004549B1 | Twist drill | |
| DE3716932A1 | Clamping device |