| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Brazil | 4 | |
| #3 | Chile | 4 | |
| #4 | China | 4 | |
| #5 | EPO (European Patent Office) | 4 | |
| #6 | Argentina | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Gearing | |
| #3 | Rotary-pistons | |
| #4 | Unspecified technologies | |
| #5 | Pistons and sealings | |
| #6 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ren Tingrong | 20 |
| #2 | Kalapos Gerald | 13 |
| #3 | Baccin Erik | 13 |
| #4 | Walker Byron | 13 |
| #5 | Centers Steve | 12 |
| #6 | Tingrong Ren | 4 |
| #7 | Byron Walker | 3 |
| #8 | Stephens Keith | 3 |
| #9 | Steve Centers | 3 |
| #10 | Gerald Kalapos | 3 |
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|---|---|---|
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