| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | Brazil | 3 | |
| #3 | Canada | 2 | |
| #4 | Czechia | 2 | |
| #5 | Mexico | 2 | |
| #6 | Poland | 2 | |
| #7 | Slovakia | 2 | |
| #8 | United States | 2 | |
| #9 | WIPO (World Intellectual Property Organization) | 2 | |
| #10 | China | 1 | |
| #11 | Germany | 1 | |
| #12 | Japan | 1 | |
| #13 | Turkey | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schulz Norbert | 23 |
| #2 | Mueller Ulrich | 6 |
| #3 | Tscheplak Thomas | 6 |
| #4 | Muller Ulrich | 4 |
| #5 | Schulz Nobert | 1 |
| #6 | Wagner Gunter K W | 1 |
| #7 | Noruberuto Shiyurutsu | 1 |
| #8 | Braches Ernst Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1150027A1 | Clutch plate for a friction clutch | |
| EP0982511A1 | Coupling disc for friction clutch | |
| DE4414058A1 | Clutch disc or the like and process for their manufacture | |
| CZ4993A3 | Friction lining | |
| EP0554472A1 | Friction lining | |
| EP0250615A1 | Process for manufacturing friction linings for friction clutches or the like, and friction linings made by this process |