| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 3 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Sweden | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Sawing | |
| #2 | Unspecified technologies | |
| #3 | Wood saws | |
| #4 | Working stone |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chen John Chung-Kuang | 5 |
| #2 | Chen John Chung Kuang | 2 |
| #3 | Chen John-Chung-Kuang | 2 |
| #4 | Chen Chung-Kuang | 2 |
| Publication | Filing date | Title |
|---|---|---|
| WO2013086665A1 | Head structure for electric saw | |
| DE102011050115A1 | Circular saw blade with exchangeable strips of paper | |
| DE102011050114A1 | Electric sawing device with two saw blades | |
| WO2012079195A1 | Circular saw blade with demountable saw edges | |
| WO2012079194A1 | Electric saw device with double-saw blades |