| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | United States | 4 | |
| #3 | Australia | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Lifting and pushing | |
| #3 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weyer Dean R | 12 |
| #2 | Kehler Michael Kevin | 7 |
| #3 | Kehler Michael K | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2004000811A1 | Timed rotation tool assembly and actuator | |
| US6585079B1 | Work platform with rotary actuator | |
| US6370801B1 | Hydraulic collection tool |