| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | France | 4 | |
| #3 | United States | 4 | |
| #4 | Switzerland | 3 | |
| #5 | United Kingdom | 3 | |
| #6 | Finland | 2 | |
| #7 | Austria | 1 | |
| #8 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Tools for connecting or disengaging | |
| #3 | Gearing | |
| #4 | Turning | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Elias Cassel Gunnar | 5 |
| #2 | Aktiebolaget Gyro | 3 |
| #3 | Gyro Aktiebolaget | 1 |
| #4 | Cassel Gunnar Elias | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB145412A | Improved parallel bench vice | |
| US1387921A | Breast-drill | |
| US1377559A | Friction ratchet-gear | |
| US1352787A | Parallel bench-vise | |
| GB163732A | Improved friction ratchet gear | |
| US1332708A | Power-transmission gearing | |
| GB141957A | Improved ratchet gear | |
| CA200382A | Friction ratchet gear |