| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 1 | |
| #3 | France | 1 | |
| #4 | Netherlands | 1 | |
| #5 | Norway | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Civil engineering | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Testing of structures | |
| #2 | Swimming pools | |
| #3 | Measuring volume | |
| #4 | Sanitary equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hark William Brian | 5 |
| #2 | Clarke Charles John Timothy | 2 |
| #3 | Payne Richard Charles | 1 |
| #4 | Hark William B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8416012D0 | Monitoring fluctuating physical variables | |
| GB8303918D0 | Membrane sealing system | |
| GB2120932A | Wavemaker apparatus | |
| GB2106382A | Wave maker | |
| GB2106383A | Belt actuator for wave maker | |
| US4406162A | Apparatus for creating waves in a body of liquid | |
| DE2906431A1 | DEVICE FOR GENERATING WAVES IN A LIQUID | |
| GB2015335A | Wave-producers |