| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Environmental technology | |
| #4 | Mechanical elements | |
| #5 | Transport | |
| #6 | Furniture and games | |
| #7 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Swimming pools | |
| #3 | Unspecified technologies | |
| #4 | Hand carts | |
| #5 | Horticulture | |
| #6 | Chairs and beds | |
| #7 | Climate change adaptation technologies | |
| #8 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Trumley Richard L | 5 |
| #2 | Lane Duane W | 4 |
| #3 | Austin Barry G | 3 |
| #4 | Bomgaars Roger | 2 |
| #5 | Linn Randy W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4588227A | Furniture assembly | |
| US4561227A | Patio enclosure | |
| CA1150029A | Roll-formed frame for portable enclosures | |
| US4640061A | Roll-formed frame for portable enclosures | |
| US4051626A | Portable greenhouse | |
| US3996706A | Pivot link for portable enclosure | |
| US3952463A | Flexible cover support structure | |
| US3565452A | Sled | |
| US3335535A | Cable retaining assembly |