| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 6 | |
| #2 | United States | 5 | |
| #3 | Italy | 4 | |
| #4 | Germany | 3 | |
| #5 | France | 3 | |
| #6 | United Kingdom | 2 | |
| #7 | Australia | 1 | |
| #8 | Canada | 1 | |
| #9 | New Zealand | 1 | |
| #10 | Sweden | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Mechanical elements | |
| #4 | Engines, pumps and turbines | |
| #5 | Machines | |
| #6 | Control |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Motor vehicles | |
| #3 | Servomotors | |
| #4 | Controlling combustion engines | |
| #5 | Unspecified technologies | |
| #6 | Vehicle parts | |
| #7 | Gearing | |
| #8 | Registering devices | |
| #9 | Vehicle transmission mounting | |
| #10 | Internal-combustion piston engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lorenc Donald David | 5 |
| #2 | Streeter Robert Thomas | 4 |
| #3 | Bandy Larry Lee | 3 |
| #4 | Carl David Frantz | 3 |
| #5 | Rutter Richard Geiselman | 2 |
| #6 | Joyce Hardin Jr | 2 |
| #7 | Carlson Marvin John | 2 |
| #8 | Joyce Jr Hardin | 1 |
| #9 | Carl David F | 1 |
| #10 | Streeter Robert T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4552238A | Tractor scraper hitch steering and suspension system | |
| US4487445A | Crawler tractor seat pivotable to right of center | |
| US4422354A | Engine overheat protection system for dual horse power engine | |
| NZ199426A | Taper roller pivot for articulated earthmoving vehicle | |
| US4453451A | Hydraulic steering system with automatic emergency pump flow control | |
| US4355296A | Electric vehicle performance sensor and shift point indicator |