| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Hungary | 2 | |
| #2 | Australia | 1 | |
| #3 | Bulgaria | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Czechia | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Finland | 1 | |
| #9 | Japan | 1 | |
| #10 | Norway | 1 | |
| #11 | Russian Federation | 1 | |
| #12 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Griffin William Anthony | 8 |
| #2 | Griffin William A | 3 |
| #3 | De Almeida Sextus M | 3 |
| #4 | Griffin Thomas Eugene | 3 |
| #5 | De Almeida Sextus Merrille | 3 |
| #6 | De Almeida Sextus Merille | 3 |
| #7 | Almeida Sextus Merrille De | 1 |
| #8 | Uillyam Entoni Griffin | 1 |
| #9 | Almeida Sextus Merille De | 1 |
| #10 | Sekstus Meril De Almejda | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CZ90294A3 | Pulsating nozzle for spontaneous oscillation of a drilling fluid jet | |
| HU9401071D0 | Pulsation nozzle, for self-excited oscillation of a drilling jet stream | |
| HUT66760A | Pulsation nozzle, for self-excited oscillation and drill or bit | |
| AU659105B2 | Pulsation nozzle, for self-excited oscillation of a drilling fluid jet stream |