| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | South Africa | 5 | |
| #3 | Australia | 4 | |
| #4 | EPO (European Patent Office) | 4 | |
| #5 | Israel | 4 | |
| #6 | Argentina | 1 | |
| #7 | Brazil | 1 | |
| #8 | Canada | 1 | |
| #9 | Egypt | 1 | |
| #10 | Spain | 1 | |
| #11 | India | 1 | |
| #12 | Republic of Korea | 1 | |
| #13 | Morocco | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Optics | |
| #3 | Machines | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Reduction of greenhouse gas emissions | |
| #2 | Solar heat collectors | |
| #3 | Optical systems | |
| #4 | General building constructions | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Jr Alfred L | 5 |
| #2 | Payne Larry R | 5 |
| #3 | Johnson A Jr | 5 |
| #4 | Black Robert S | 4 |
| #5 | Johnson Alfred L Jr | 4 |
| #6 | Johnson Alfred L | 3 |
| #7 | Peckham Victor A | 2 |
| #8 | Williams Jr Carl L | 2 |
| #9 | Williams Carl L | 2 |
| #10 | Alfred L Johnson | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US4548482A | Reflector with easily replaceable reflective membrane | |
| US4422723A | Adjustable reflector with imperforate reflective membrane | |
| US4312326A | Electro-magnetic radiation reflective concentrator | |
| US4324083A | Space frame | |
| US4322176A | Tubular beam joint | |
| US4288146A | Curved reflector with adjustable focal length |