| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 3 | |
| #2 | Republic of Korea | 3 | |
| #3 | Brazil | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | United States | 2 | |
| #6 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Gearing | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Spreckels Marcus | 7 |
| #2 | Christoffer Ulf | 6 |
| #3 | Spreckels Marcus Dr | 2 |
| #4 | Koster Dietmar | 1 |
| #5 | Schueler Eric A | 1 |
| #6 | Spreckels Dr Marcus | 1 |
| #7 | Rich Jonathan M | 1 |
| #8 | Marcus Spreckels | 1 |
| #9 | Nels Terry E | 1 |
| #10 | Guthrie Douglas B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP2028386A1 | Synchroniser ring for a synchronisation device, friction lining blank and method for manufacturing a synchroniser ring | |
| US2008149450A1 | Synchronizing ring | |
| BRPI0703714A2 | Synchronizer ring | |
| US2008067026A1 | Synchronizer ring | |
| EP1887240A1 | Synchro ring | |
| KR20060090223A | Friction material facing and method for providing such friction material facing |