| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 5 | |
| #2 | United States | 4 | |
| #3 | Japan | 2 | |
| #4 | Argentina | 1 | |
| #5 | Belgium | 1 | |
| #6 | Canada | 1 | |
| #7 | German Democratic Republic | 1 | |
| #8 | Germany | 1 | |
| #9 | Spain | 1 | |
| #10 | Finland | 1 | |
| #11 | France | 1 | |
| #12 | Ireland | 1 | |
| #13 | Italy | 1 | |
| #14 | Malta | 1 | |
| #15 | Mexico | 1 | |
| #16 | Netherlands | 1 | |
| #17 | Norway | 1 | |
| #18 | Portugal | 1 | |
| #19 | Romania | 1 | |
| #20 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #21 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Environmental technology | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Dry-docking of vessels | |
| #2 | Ships | |
| #3 | Cranes | |
| #4 | Climate change mitigation in transportation | |
| #5 | Marine propulsion |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ingvason Sigurdur | 16 |
| #2 | Shigurudouuru Ingubaason | 2 |
| #3 | Ingvason S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4815995A | Ships propulsion | |
| US4658746A | Seagoing vessel having a bulb | |
| US4550673A | Hull construction for seagoing vessels | |
| JPS5396188A | Navigatable working station | |
| MTP808B | A ship's docting plant | |
| CA1061191A | Ship's docking plant |