| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 4 | |
| #2 | United States | 4 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Germany | 1 | |
| #7 | Republic of Korea | 1 | |
| #8 | Russian Federation | 1 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Materials and metallurgy | |
| #3 | Surface technology and coating | |
| #4 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Coating metallic material | |
| #3 | Cylinders for combustion engines | |
| #4 | Pipes | |
| #5 | Metal tempering | |
| #6 | Alloys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Buchmann Michael | 6 |
| #2 | Aumiller Markus | 6 |
| #3 | Mahl Markus | 4 |
| #4 | Matz Marc-Manuel | 4 |
| #5 | Bradl Christoph | 4 |
| #6 | Dengler Andreas | 4 |
| #7 | Kumpfmuller Andreas | 3 |
| #8 | Markus Mahl | 1 |
| #9 | Laumeyer Reinhard | 1 |
| #10 | Nathem Frank | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102017116480A1 | Piston ring with shot-blasted inlet layer and method of manufacture |