| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | France | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Italy | 2 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Consumer goods | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Hand carried bags | |
| #2 | Vehicle wheels | |
| #3 | Unspecified technologies | |
| #4 | Hand carts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kaneko Katsuyoshi | 4 |
| #2 | Kaneko Katsukichi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5103945A | Collapsible luggage | |
| US4655329A | Collapsible luggage | |
| IT1048816B | Removable trolley for suitcases - uses synthetic base plate with pivoting roller retainer to allow castor action | |
| GB1515581A | Caster roller assembly | |
| US4054964A | Detachable luggage caster roller | |
| IT1027236B | Removable pivotal castors for suitcase - has castor mounting plate slidable into latched plate fixed on suitcase base | |
| CA1027313A | Detachable luggage caster roller unit | |
| US3935613A | Detachable luggage caster roller unit |