| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | Japan | 3 | |
| #3 | Netherlands | 3 | |
| #4 | Israel | 2 | |
| #5 | Argentina | 1 | |
| #6 | Belgium | 1 | |
| #7 | Brazil | 1 | |
| #8 | Canada | 1 | |
| #9 | Switzerland | 1 | |
| #10 | German Democratic Republic | 1 | |
| #11 | Denmark | 1 | |
| #12 | Egypt | 1 | |
| #13 | Spain | 1 | |
| #14 | France | 1 | |
| #15 | United Kingdom | 1 | |
| #16 | Greece | 1 | |
| #17 | Ireland | 1 | |
| #18 | India | 1 | |
| #19 | Italy | 1 | |
| #20 | Jordan | 1 | |
| #21 | Monaco | 1 | |
| #22 | Norway | 1 | |
| #23 | Poland | 1 | |
| #24 | Portugal | 1 | |
| #25 | Sweden | 1 | |
| #26 | United States | 1 | |
| #27 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Basic materials chemistry | |
| #3 | Materials and metallurgy |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lewis Frederick Michael | 7 |
| #2 | Lewis F | 4 |
| #3 | Lewis F M | 3 |
| #4 | Furederitsuku Mitsuchieru Reeu | 2 |
| #5 | Lewis Frederick M | 2 |
| #6 | Frederick Michael | 1 |
| #7 | Furederitsuku Mitsuchieru Reui | 1 |
| #8 | Frederick Michael Lewis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JO966B1 | method of pyrolyzing refuse | |
| PT66537A | Pyrolyzing system and method for using same in the treatment of industrial and municipal refuses | |
| US4122036A | Method of pyrolyzing sewage sludge to produce activated carbon |