| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Belgium | 2 | |
| #3 | Australia | 1 | |
| #4 | Germany | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Italy | 1 | |
| #9 | Japan | 1 | |
| #10 | Netherlands | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Agriculture | |
| #3 | Machines | |
| #4 | Civil engineering | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Horticulture | |
| #2 | Climate change adaptation technologies | |
| #3 | Unspecified technologies | |
| #4 | Swimming pools | |
| #5 | General building constructions | |
| #6 | Nails | |
| #7 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smith Richard W | 5 |
| #2 | Smith R | 2 |
| #3 | Frank R | 2 |
| #4 | Frank Robert H | 2 |
| #5 | Smith Richard Wallace | 1 |
| #6 | Gahler C | 1 |
| #7 | Gahler Charles C | 1 |
| #8 | Richiyaado Daburiyuu Sumisu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4352259A | Movable inflatable ceiling or partition for greenhouse use | |
| US4117636A | Plastic covered gutter connected greenhouse building structure | |
| US3930344A | Plastic covered building structures | |
| US3791076A | Plastic covered building structures |