| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Germany | 4 | |
| #3 | Canada | 2 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Basic communication technologies | |
| #4 | Environmental technology | |
| #5 | Machine tools | |
| #6 | Machines | |
| #7 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | H Drutchas Gilbert | 2 |
| #2 | Booth James H | 1 |
| #3 | Ricks Bernard Elijah | 1 |
| #4 | Norton Samuel H | 1 |
| #5 | Apple Joseph Sumner | 1 |
| #6 | Matt Richard John | 1 |
| #7 | Killeen Melvin Charles | 1 |
| #8 | Becker Philipp | 1 |
| #9 | Drutchas Gilbert Henry | 1 |
| #10 | M Clark Hubert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1553227A1 | Pump with flow regulator | |
| GB995167A | A pulse generator | |
| GB969562A | Improvements in or relating to oscillatory vane members and sealing means therefor | |
| GB968780A | Improvements in or relating to rotary piston slipper-type pumps | |
| DE1553220A1 | pump | |
| GB921431A | Improvements in or relating to the manufacture of ball studs | |
| US2907312A | Valve rotating device | |
| CA589443A | Plastic lined ball joint | |
| CA589452A | Clutch drive unit and control system and method |