| # | Country | Total Patents | |
|---|---|---|---|
| #1 | African Regional Industrial Property Organization | 2 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | South Africa | 2 | |
| #4 | Canada | 1 | |
| #5 | Cuba | 1 | |
| #6 | Czechia | 1 | |
| #7 | Hong Kong | 1 | |
| #8 | India | 1 | |
| #9 | Republic of Korea | 1 | |
| #10 | New Zealand | 1 | |
| #11 | African Intellectual Property Organization | 1 | |
| #12 | Poland | 1 | |
| #13 | Singapore | 1 | |
| #14 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Foods and drinks | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Sucrose production | |
| #2 | Presses | |
| #3 | Unspecified technologies | |
| #4 | Treating harvested food |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chen Irving Chung-Chi | 15 |
| Publication | Filing date | Title |
|---|---|---|
| AP9300601A0 | Insertless perforated mill roll. | |
| OA08841A | Mill roll. | |
| KR950012714B1 | Juice-extracting mill roll | |
| AP8800080A0 | Mill roll. |