| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | Canada | 5 | |
| #3 | Switzerland | 4 | |
| #4 | Germany | 4 | |
| #5 | United Kingdom | 4 | |
| #6 | France | 3 | |
| #7 | Belgium | 2 | |
| #8 | Australia | 1 | |
| #9 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maker Paul | 10 |
| #2 | Wildhaber Ernest | 5 |
| #3 | Wildhaber E | 3 |
| #4 | Frederick Moncrieff Alexander | 2 |
| #5 | Paul Maker | 2 |
| #6 | Moncrieff Alexander D F | 2 |
| #7 | Maker P | 2 |
| #8 | Moncrieff A | 1 |
| #9 | Chapman Howard G | 1 |
| #10 | Donald Frederick Moncrieff Ale | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1454768A | Inch-metric dial | |
| CA954359A | Gear making | |
| US3921566A | Inch-metric dial | |
| US3921567A | Inch-metric dial | |
| US3812760A | Gear making | |
| US3818796A | Cutting teeth on workpieces | |
| US3812759A | Cutting teeth on workpieces | |
| CA939177A | Gear making | |
| GB1350735A | Gear making apparatus | |
| US3717913A | Gear making | |
| US3710685A | Gear making | |
| US3659495A | Gear making | |
| US3623830A | Rotor with helical teeth for displacing compressible fluid | |
| US3662650A | Gear making | |
| GB1285070A | Improvements in or relating to gear making | |
| US3618459A | Gear making | |
| US3618189A | Gear making | |
| US3595130A | Gear making | |
| CA902975A | Gear making |