| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 6 | |
| #3 | Australia | 5 | |
| #4 | Canada | 5 | |
| #5 | EPO (European Patent Office) | 3 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Mechanical elements | |
| #3 | Machine tools | |
| #4 | Civil engineering | |
| #5 | Machines | |
| #6 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Cranes | |
| #2 | Nails | |
| #3 | Transport or storage devices | |
| #4 | Tools for connecting or disengaging | |
| #5 | Lifting and pushing | |
| #6 | Wood processing machines | |
| #7 | Shaping of plastics | |
| #8 | Swimming pools | |
| #9 | Special furniture | |
| #10 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nguyen Nhon Hoa | 24 |
| #2 | Nguyen Hoa Nhon | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US10773465B1 | Clamping device for joining boards | |
| US2020109034A1 | Auto lock cable lifter | |
| US2020095099A1 | Automatic locking mechanism and clamping devices with automatic locking mechanism | |
| WO2019092682A1 | Lifting cart for building construction | |
| US2019106299A1 | Clamping device with single movable jaw | |
| CA2988466A1 | Clamping device with metal cores | |
| AU2017276165A1 | Clamping device for lifting and transfer objects | |
| US10100901B1 | Swivel shackle sets |