| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Marine propulsion | |
| #2 | Ships | |
| #3 | Internal-combustion piston engines | |
| #4 | Lubricating of machines | |
| #5 | Cooling of machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Louis J | 10 |
| #2 | Johnson Harry L | 3 |
| #3 | Irgens Finn T | 1 |
| #4 | Johnson Clarence L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1559616A | Outboard motor | |
| US1574977A | Outboard-motor mounting | |
| US1606424A | Oiling system for gas engines | |
| US1567512A | Water-cooling system for outboard motors | |
| US1557253A | Outboard motor for small craft | |
| US1490112A | Bracket for outboard motors | |
| US1467641A | Outboard motor for small craft | |
| CA260256A | Outboard motor | |
| CA238132A | Out-board motor for small crafts | |
| CA260299A | Outboard motor cooling system | |
| CA260255A | Outboard motor |