| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 14 | |
| #2 | Belgium | 1 | |
| #3 | Germany | 1 | |
| #4 | Spain | 1 | |
| #5 | France | 1 | |
| #6 | Italy | 1 | |
| #7 | Luxembourg | 1 | |
| #8 | Netherlands | 1 | |
| #9 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Rotary-pistons | |
| #2 | Non-positive-displacement pumps | |
| #3 | Rotary pistons | |
| #4 | Heat-exchanger without contact |
| # | Name | Total Patents |
|---|---|---|
| #1 | Knight Rogers Evert | 3 |
| #2 | Wates Michael John | 3 |
| #3 | Knight Rogers E | 1 |
| #4 | Wates M J | 1 |
| #5 | Knight R E | 1 |
| #6 | Ridings John | 1 |
| #7 | Brown Norman | 1 |
| #8 | Wates Michael J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9126389D0 | Improvements in air compressors | |
| GB8724834D0 | Air compressor | |
| GB8707787D0 | Air compressor | |
| GB8626721D0 | Air compressor | |
| GB8527493D0 | Air compressor | |
| GB8524799D0 | Air compressor | |
| GB8503315D0 | Air compressor | |
| GB2088960A | Rotary Positive-displacement Gas Compressors | |
| NL8105114A | Compressor with cooling unit. | |
| GB2020750A | Rotary compressor | |
| GB2020364A | Rotary compressor | |
| GB2020362A | Rotary compressor | |
| GB2020363A | Rotary compressor | |
| GB2017216A | Rotary positive-displacement fluid-machines | |
| GB2017217A | Rotary Positive-Displacement Fluid-Machines |