| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | United States | 3 | |
| #3 | Germany | 2 | |
| #4 | United Kingdom | 1 | |
| #5 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Accessories for machine tools | |
| #3 | Safety devices | |
| #4 | Presses | |
| #5 | Venting or aerating devices | |
| #6 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Norton Leslie Buckingham | 4 |
| #2 | Norton Hubert Veare | 4 |
| #3 | Norton Douglas Edwin | 3 |
| #4 | Edwin Douglas | 1 |
| #5 | Hiyuubaado Biaa Nooton | 1 |
| #6 | Resurii Batsukingamu Nooton | 1 |
| #7 | Dagurasu Edouin Nooton | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1559087A | Machine tool guards | |
| US3692049A | Control apparatus for hydraulic equipment |