| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | EPO (European Patent Office) | 1 | |
| #3 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Civil engineering | |
| #3 | Packaging and shipping | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Street cleaning | |
| #3 | Transport or storage devices | |
| #4 | Electrical vehicle propulsion | |
| #5 | Vehicle brake control systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wilmo Michael S | 3 |
| #2 | Weidner Archie A | 2 |
| #3 | Krueger Joseph Kenneth | 2 |
| #4 | Kroll Harley E | 2 |
| #5 | Wilmo Michael Steward | 2 |
| #6 | Engel Gregory J | 2 |
| #7 | Joynt Daniel Lawrence | 1 |
| #8 | Groschen Paul | 1 |
| #9 | P Mathews Thomas | 1 |
| #10 | Erko Robert J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2005194235A1 | Self cleaning conveyor with roller scraper and debris reduction skirt | |
| US2004045584A1 | Motorized street sweeper | |
| US2004045582A1 | Street sweeper recirculation flap | |
| US2004045585A1 | Street sweeper main broom cutoff flap | |
| US4173056A | Scrubbing machine with tracking squeegee | |
| US4194263A | Scrubbing machine with water regeneration | |
| US4206530A | Surface maintenance machine having air recirculation |