| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 2 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Czechoslovakia | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | India | 1 | |
| #7 | Poland | 1 | |
| #8 | United States | 1 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 | |
| #10 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Foods and drinks | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Sucrose production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thelwall John Champion De Cres | 5 |
| #2 | Champion De Crespigny Thelwall | 1 |
| #3 | John Champion De Crespigny The | 1 |
| #4 | Thelwall John Ch | 1 |
| #5 | Thelwall John | 1 |
| #6 | Thelwall John C D C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8917313D0 | Improvements in or relating to sugar production apparatus | |
| GB8917314D0 | Improvements in or relating to lixiviation apparatus and methods of lixiviation |