| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 21 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Locks | |
| #3 | Springs |
| # | Name | Total Patents |
|---|---|---|
| #1 | Da Silva M | 19 |
| #2 | Chiurco J | 2 |
| #3 | Da Silva A | 2 |
| #4 | Cardim W | 1 |
| #5 | Loizeau P | 1 |
| #6 | Chiurio J | 1 |
| #7 | Aristides Nogueira Da Silva | 1 |
| #8 | Barabana A | 1 |
| #9 | Martins P | 1 |
| #10 | Ramos B Jr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR8005222A | Compressed air hydraulic pump | |
| BR8001585A | Water appliance i adapted to the chamine | |
| BR7902811A | Gas director for caca weapons | |
| US3714922A | Lock and alarm |