| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | United States | 3 | |
| #3 | Japan | 2 | |
| #4 | Republic of Korea | 2 | |
| #5 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Gas-flow silencers for machines | |
| #2 | Testing of structures |
| # | Name | Total Patents |
|---|---|---|
| #1 | Harwood Jon W | 4 |
| #2 | Harwood Eric | 4 |
| #3 | David R Luce | 1 |
| #4 | Jon W Harwood | 1 |
| #5 | Harwood Jonw | 1 |
| #6 | Raymond Morelli Jr | 1 |
| #7 | Zhu Xuegeng | 1 |
| #8 | William Brown | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP2112343A1 | Exhaust system assembly | |
| US2005051383A1 | Muffler with internal heat shield | |
| US2003101030A1 | Optimal rib design method for exhaust components | |
| US6761077B1 | Dual mast system for simulation testing |