| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Brazil | 2 | |
| #3 | Canada | 2 | |
| #4 | Norway | 2 | |
| #5 | Taiwan | 2 | |
| #6 | United States | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | EPO (European Patent Office) | 1 | |
| #9 | Indonesia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jones Barry D | 16 |
| #2 | Shields Glen E | 16 |
| Publication | Filing date | Title |
|---|---|---|
| US5931111A | Ship hatch cover | |
| US5778815A | Ship hatch cover |