| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Measurement | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Vehicle parts | |
| #2 | Ladders | |
| #3 | Railway bodies | |
| #4 | Finishing work on buildings | |
| #5 | Load transportation vehicles | |
| #6 | Motor vehicles | |
| #7 | Measuring force, work and fluid pressure | |
| #8 | Vehicle windows, roofs and doors | |
| #9 | Office furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Granzotto Anthony J | 8 |
| #2 | Tompkins Gary E | 5 |
| #3 | Heitzmann David E | 2 |
| #4 | Lambright Raymond | 2 |
| #5 | Byers Jason Anthony | 2 |
| #6 | Timmins Adam | 1 |
| #7 | Yoder Ben | 1 |
| #8 | Taylor Chris | 1 |
| #9 | Caster Michael | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2020102788A1 | Staircase with foldable treads | |
| US2019300078A1 | Load Sensing Pin Box | |
| US2019256005A1 | Folding step for pop-up vehicle | |
| US2018334208A1 | Patio for ramp door | |
| US2018148936A1 | Folding staircase | |
| US2017350134A1 | Folding staircase | |
| US2017151913A1 | Drawer arrangements |