| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 4 | |
| #3 | Australia | 3 | |
| #4 | United Kingdom | 3 | |
| #5 | Germany | 1 | |
| #6 | Republic of Korea | 1 | |
| #7 | Norway | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Furniture and games | |
| #5 | Environmental technology | |
| #6 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fletcher Gerald L | 17 |
| #2 | Fletcher Gregory T | 11 |
| #3 | Fletcher Gregory Thomas | 2 |
| #4 | Fletcher Gerald Lee | 2 |
| #5 | Gerald L Fletcher | 1 |
| #6 | Gregory T Fletcher | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5292433A | Method and apparatus for recovering oil spill | |
| US5267622A | Impact block assembly for percussion drilling apparatus | |
| AU1392192A | Method and apparatus for shallow water seismic operations | |
| CA2064453A1 | Method and apparatus for shallow water seismic operations | |
| US5142499A | Method and apparatus for shallow water seismic operations | |
| US5120099A | Submersible grappling device | |
| US4883133A | Combustion operated drilling apparatus |