| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Australia | 1 | |
| #3 | Bulgaria | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | China | 1 | |
| #7 | Czechia | 1 | |
| #8 | EPO (European Patent Office) | 1 | |
| #9 | Hungary | 1 | |
| #10 | Israel | 1 | |
| #11 | Iceland | 1 | |
| #12 | Norway | 1 | |
| #13 | New Zealand | 1 | |
| #14 | Poland | 1 | |
| #15 | Slovakia | 1 | |
| #16 | WIPO (World Intellectual Property Organization) | 1 | |
| #17 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Lifting and pushing | |
| #2 | Unspecified technologies | |
| #3 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cullity Richard E | 21 |
| Publication | Filing date | Title |
|---|---|---|
| HU9902468A2 | Articulated telescopic boom having slide-through knuckle | |
| US5799806A | Lifting device with counterweight | |
| US5743149A | Articulated telescopic boom having slide-through knuckle |