| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | China | 1 | |
| #6 | Republic of Korea | 1 | |
| #7 | Mexico | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Unspecified technologies | |
| #3 | Cranes | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Dale R | 6 |
| #2 | Gilmore Charles P Jr | 6 |
| #3 | Maynard James J | 5 |
| #4 | Gilmore Jr Charles P | 5 |
| #5 | Gilmore Charles P | 2 |
| #6 | Johnson D R | 1 |
| #7 | Gilmor Jr Charles P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0664766A1 | Coupling for heavy-duty machine | |
| US5108252A | Quick-disconnect coupling for a machine having a boom and a stick | |
| US4938651A | Gear lock quick disconnect mechanism for articulated machine | |
| US4666049A | Sideboom excavator with lifting means | |
| US4693384A | Excavator boom derrick |