| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 6 | |
| #2 | Canada | 5 | |
| #3 | Australia | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Marine propulsion | |
| #2 | Internal-combustion piston engines | |
| #3 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Livingston David T | 6 |
| #2 | Jones David D | 5 |
| #3 | Rojiyaa Ee Geeji | 3 |
| #4 | Gage Roger A | 3 |
| #5 | Danner Bryan L | 2 |
| #6 | Debitsudo Teii Ribingusuton | 2 |
| #7 | Gruenwald David J | 2 |
| #8 | Debitsudo Jiee Guriyuenuoorudo | 2 |
| #9 | Debitsudo Deii Jiyoonzu | 2 |
| #10 | Jieemuzu Aaru Jiyoonzu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPH01106799A | Mounting device for marine drive device | |
| AU1766488A | Boat propulsion device | |
| CA1318817C | Boat with cavity for a boat propulsion device | |
| CA1317165C | Exhaust system for a boat propulsion device | |
| CA1313797C | Driveshaft housing and internal exhaust for a boat propulsion device | |
| CA1317166C | Boat propulsion device | |
| US4911666A | Boat propulsion device with internal exhaust | |
| US4907994A | L-drive |