| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Environmental technology | |
| #5 | Machine tools | |
| #6 | Electrical machinery and energy |
| # | Name | Total Patents |
|---|---|---|
| #1 | Springston Eric D | 11 |
| #2 | Pratt John R | 11 |
| #3 | Williams Dale A | 11 |
| #4 | Schoenmaker John | 1 |
| #5 | Schoenma Ker John | 1 |
| #6 | Lyles John C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2009067967A1 | Battery-changing vehicle with cantilevered boom | |
| WO2006083564A1 | Cart with lift and drive assist | |
| US2006160684A1 | Cart for die transportation | |
| US6247887B1 | Apparatus for handling articles | |
| US4795358A | Motion actuated connector apparatus |