| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Hong Kong | 2 | |
| #7 | United States | 2 | |
| #8 | Germany | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | India | 1 | |
| #11 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Mechanical elements | |
| #4 | Semiconductors | |
| #5 | Packaging and shipping | |
| #6 | Transport | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Reduction of greenhouse gas emissions | |
| #2 | Clutches and brakes | |
| #3 | Special wind, spring and weight motors | |
| #4 | Wind motors | |
| #5 | Semiconductor devices | |
| #6 | Finishing work on buildings | |
| #7 | Photovoltaic modules | |
| #8 | Winches | |
| #9 | Machines for liquids | |
| #10 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heidenreich David | 12 |
| #2 | Cole Richard | 7 |
| #3 | Heidenreich David C | 5 |
| #4 | Cullings Gregg | 5 |
| #5 | Olson Erik | 5 |
| #6 | Peterman David | 5 |
| #7 | Clapp Timothy A | 3 |
| #8 | Cole Richard E Jr | 2 |
| #9 | Olson Erik L | 1 |
| #10 | Farwell David A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2016123289A1 | Electromagnetic-released, multi-disc enclosed safety brake | |
| EP2841788A1 | Wind turbine torque limiting clutch system | |
| DE102011051401A1 | COMPACT, FLUID-OPERATED UNIVERSAL COUPLING | |
| EP2606229A1 | Wind turbine torque limiting clutch system | |
| AU2010241365A1 | Compact disc spring torque limiter | |
| US7281371B1 | Compressed air pumped hydro energy storage and distribution system | |
| US2007277867A1 | Photovoltaic awning structures |