| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | United States | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Switzerland | 1 | |
| #7 | China | 1 | |
| #8 | Egypt | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | Finland | 1 | |
| #11 | Hong Kong | 1 | |
| #12 | Japan | 1 | |
| #13 | Republic of Korea | 1 | |
| #14 | Mexico | 1 | |
| #15 | Norway | 1 | |
| #16 | Russian Federation | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sweeten Theodore P | 17 |
| #2 | Steven Theodore P | 1 |
| #3 | Sweeten T P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5722376A | Apparatus and method for controlling the flow of crankcase emissions in an internal combustion engine | |
| EG20256A | Filter for lowering harmful crankcase emissions in an internal combustion engine | |
| JPH0658132A | Filter device for reducing noxious discharged article from crankcase in internal combustion engine | |
| US5113836A | Filter for lowering harmful crankcase emissions in an internal combustion engine |