| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Israel | 2 | |
| #4 | United States | 2 | |
| #5 | South Africa | 2 | |
| #6 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Swimming pools | |
| #2 | Antennas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcginnis Henry J | 9 |
| #2 | Hickman Fred R | 4 |
| #3 | Ludwig Wesley Neil | 3 |
| #4 | Henry J Mcginnis | 2 |
| #5 | Ludwig Wesley N | 2 |
| #6 | Fred R Hickman | 1 |
| #7 | Hickmann Fred R | 1 |
| #8 | Wesley Neil Ludwig | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5025606A | Guy control system for extensible mast | |
| US4866893A | Extensible mast |