| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | United Kingdom | 10 | |
| #3 | Italy | 8 | |
| #4 | France | 7 | |
| #5 | Japan | 6 | |
| #6 | Switzerland | 5 | |
| #7 | United States | 5 | |
| #8 | Canada | 2 | |
| #9 | Spain | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Hand carts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Perego Giuseppe | 19 |
| #2 | Perego Jiyoozetsupe | 6 |
| #3 | Perego Gianluca | 2 |
| #4 | Gianluca Perego | 1 |
| #5 | Perego Guiseppe | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1570579A | Foldable baby carriage | |
| FR2405167A1 | CHILDREN'S CAR FOLDABLE IN WIDTH AND SHORTENABLE IN HEIGHT | |
| DE2715756A1 | Perambulator with collapsible body - has base with upper edge stiffeners on foldable walls formed of flexible material | |
| US4077641A | Baby carriage foldable in width and shortenable in height | |
| CA1048077A | Folding baby carriage | |
| US4049292A | Baby carriage foldable in width and shortenable in height so as to be easily carried on a person's arm like an umbrella | |
| US4007947A | Baby carriage foldable in width and shortenable in height also having the seat-back inclinable in various positions | |
| US3883149A | Baby carriage frame | |
| GB1419215A | Baby carriage | |
| GB1362160A | Baby carriage |