| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 18 | |
| #2 | United States | 8 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Measurement | |
| #5 | Control | |
| #6 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Springs | |
| #2 | Venting or aerating devices | |
| #3 | Unspecified technologies | |
| #4 | Servomotors | |
| #5 | Systems controlling non-electric variables | |
| #6 | Spring or inertia motors | |
| #7 | Mechanically-driven clocks | |
| #8 | Rotary-pistons | |
| #9 | Handling thin material | |
| #10 | Rotary pistons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nash John Valentine | 5 |
| #2 | Chapman Roger C | 4 |
| #3 | Chapman Roger Charles | 2 |
| #4 | Cummins Peter Antony | 1 |
| #5 | Nash Richard C | 1 |
| #6 | Nash John V | 1 |
| #7 | Nash Richard Christopher | 1 |
| #8 | Roger Charles Chapman | 1 |
| #9 | Spangenberg Ronald S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB202013259D0 | Gyroscopic stabiliser | |
| GB202012421D0 | Spring return device | |
| GB202007790D0 | Gyroscopic stabiliser | |
| US2018135623A1 | Rotary vane actuator and vane assembly | |
| GB201511518D0 | Spring return device | |
| GB0123662D0 | Valve accessory | |
| GB0020692D0 | Positioning rotary actuators | |
| US6393931B1 | Decluthable manual override gearbox | |
| GB9618468D0 | Rotary dampers | |
| GB9316987D0 | Flow control devices | |
| GB9310967D0 | Dashpots | |
| GB9218593D0 | Flow control devices | |
| GB9112437D0 | Actuator control means | |
| GB8724066D0 | Actuator control means | |
| GB946785A | Improved means of light-operated remote control | |
| GB927221A | Fine wire feeding mechanism |