| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 10 | |
| #2 | South Africa | 6 | |
| #3 | Australia | 5 | |
| #4 | Brazil | 5 | |
| #5 | EPO (European Patent Office) | 5 | |
| #6 | Spain | 5 | |
| #7 | Finland | 5 | |
| #8 | Norway | 5 | |
| #9 | Portugal | 2 | |
| #10 | Argentina | 1 | |
| #11 | Greece | 1 | |
| #12 | Morocco | 1 | |
| #13 | Romania | 1 | |
| #14 | United States | 1 | |
| #15 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Textiles and paper | |
| #3 | Chemical engineering | |
| #4 | Materials and metallurgy | |
| #5 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Paper coating | |
| #2 | Water treatment | |
| #3 | Flotation | |
| #4 | Climate change mitigation in wastewater treatment | |
| #5 | Rare-earth metal compounds | |
| #6 | Chemical leather treatments | |
| #7 | Fuels |
| # | Name | Total Patents |
|---|---|---|
| #1 | Spina Nicola | 31 |
| #2 | Isolati Antonio | 15 |
| #3 | D Elia Mauro | 7 |
| #4 | Romani Angelo | 5 |
| #5 | Romano Angelo | 5 |
| #6 | Spina N | 4 |
| #7 | Elia Mauro D | 3 |
| #8 | Romano A | 1 |
| #9 | Angelo Romano | 1 |
| #10 | Mauro D Elia | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GR910100007A | Method and additive for the improvement of the combustion of combustible materials | |
| IT9020543A1 | Process and composition for the tanning of hides | |
| IT9020512A1 | Tanning composition for hides | |
| US4902298A | Tanning composition and its use in the tanning and post-tanning of animal hides | |
| BR8403654A | Paper ironing process | |
| ZA8404944B | Paper sizing process | |
| ZA8305035B | Paper sizing process | |
| FI821461A0 | Foerfarande foer behandling av sulfidhaltigt vatten | |
| EP0064252A1 | A process for the treatment of the effluent waters of mine extractive industries | |
| EP0063812A1 | A process for the sizing of paper |