| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | United Kingdom | 4 | |
| #3 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Machine tools | |
| #4 | Machines | |
| #5 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Cyclically operating valves | |
| #3 | Accessories for machine tools | |
| #4 | Cylinders for combustion engines | |
| #5 | Vehicle wheels | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Keiper Henry Brinser | 11 |
| Publication | Filing date | Title |
|---|---|---|
| GB103687A | Improvements in Internal Combustion Engines. | |
| CA167907A | Internal combustion engine | |
| US1170072A | Ball-retainer. | |
| US1269087A | End-thrust bearing. | |
| US1097444A | Separable rim. | |
| CA134848A | Ball and roller bearing | |
| US979073A | Drilling-machine. | |
| GB190705850A | An Improvement in Ball-bearings. | |
| GB190418849A | Drilling Machine | |
| GB190009662A | Improvements in Rotary Fan Blowers. | |
| US854505A | Ball-bearing. |