| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Tools for connecting or disengaging | |
| #2 | Handles for hand implements | |
| #3 | Workshop equipment | |
| #4 | Percussive tools | |
| #5 | Spraying devices | |
| #6 | Multi-purpose tools | |
| #7 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chern Shwu-Ruu | 14 |
| Publication | Filing date | Title |
|---|---|---|
| US2017165814A1 | Adjustable wrench | |
| US2016175868A1 | Spray head assembly | |
| US2016176023A1 | Hand tool with rotatable function unit | |
| US2016059393A1 | Adjustable wrench | |
| US2016059397A1 | C-clip tool | |
| US2015165617A1 | Protection device for tool box | |
| US2015165605A1 | Universal connector unit | |
| US2015165616A1 | Holding unit for sockets | |
| US2015165599A1 | Adjustable ratchet wrench | |
| US2015165597A1 | Multiple-function hand tool | |
| US2015158164A1 | Hammer structure | |
| US2015158153A1 | Adjustable ratchet wrench | |
| US8850930B1 | Adjustable wrench | |
| US8555751B1 | Adjustable ratchet wrench |