| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | France | 4 | |
| #3 | United States | 3 | |
| #4 | Australia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Packaging and shipping | |
| #3 | Electrical machinery and energy | |
| #4 | Machine tools | |
| #5 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Donaldson John | 4 |
| #2 | John Donaldson | 4 |
| Publication | Filing date | Title |
|---|---|---|
| GB363957A | Improvements in or relating to vessels having equipment for transferring or discharging bulk cargoes | |
| US1912518A | Tractor | |
| GB363351A | Improvements in tractors | |
| GB311064A | Improvements relating to drills for drilling shot holes in coal and similar material | |
| GB250759A | Improvements in connection with vessels for bunkering ships with coal | |
| US1800782A | Tractor | |
| GB182636A | Apparatus for handling bulk cargo in ships' holds and for like purposes | |
| US1331422A | Glare-shield | |
| AU1804715B | Improvements in connection with elevators for handling ore andthe like more particularly in ships' holds |