| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 4 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | Australia | 3 | |
| #5 | Finland | 3 | |
| #6 | Brazil | 2 | |
| #7 | Spain | 2 | |
| #8 | New Zealand | 2 | |
| #9 | Portugal | 2 | |
| #10 | South Africa | 2 | |
| #11 | Czechia | 1 | |
| #12 | German Democratic Republic | 1 | |
| #13 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Textiles and paper | |
| #3 | Organic fine chemistry | |
| #4 | Basic materials chemistry | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Paper recycling | |
| #3 | Acyclic or carbocyclic compounds | |
| #4 | Adhesives | |
| #5 | Unspecified technologies | |
| #6 | Soaps | |
| #7 | Climate change mitigation in wastewater treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hill Roy T | 9 |
| #2 | Dodson Michael G | 5 |
| #3 | Dussack Laurie L | 5 |
| #4 | Shehad Noel S | 5 |
| #5 | Rutz Jeffrey Allen | 3 |
| #6 | Presley John R | 3 |
| #7 | Walton John Ray | 3 |
| #8 | Van Hemelrijk Dirk | 3 |
| #9 | Hemelrijk Dirk Van | 2 |
| #10 | Presley John Richard | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ZA9207428B | Process for improving the selectivity of the delignification of a chemical paper pulp. | |
| AU2538292A | Process for improving the selectivity of the delignification of a chemical paper pulp | |
| US5266158A | Process for the colour stripping and bleaching of coloured waste paper | |
| US5023376A | Reduction of nitrosamine formation | |
| US4735851A | Process for the assembly of wooden components and assembly of wooden components | |
| US4620892A | Process for the assembly of wooden components and assembly of wooden components | |
| US4569769A | Wastewater treatment | |
| PT76163A | Process for the reduction of hydrogen sulfide by means of using hydrogen peroxide and transition metal catalizer |