| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 4 | |
| #3 | United States | 4 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Weapons | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Military vessels | |
| #2 | Dry-docking of vessels | |
| #3 | Live-saving devices | |
| #4 | Protective garments | |
| #5 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Angelo Belloni | 4 |
| Publication | Filing date | Title |
|---|---|---|
| GB486479A | Improvements in hooded life-saving garments | |
| US2076219A | Means for facilitating escape from submerged craft | |
| GB449361A | Improvements in and relating to means for facilitating escape from submerged craft | |
| GB400085A | Improvements in or relating to means for indicating the position and route of submerged submarines | |
| US1929343A | Respiratory hood | |
| GB378896A | Respiratory head gear | |
| GB343336A | Life-saving hood | |
| US1878434A | Life-saving hood | |
| GB319787A | Improvements in and relating to means for facilitating escape from and entry into submerged craft | |
| US1847996A | Submarine rescue emerging compartment |