| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Mexico | 2 | |
| #5 | United States | 2 | |
| #6 | Argentina | 1 | |
| #7 | Bulgaria | 1 | |
| #8 | Brazil | 1 | |
| #9 | Czechia | 1 | |
| #10 | Germany | 1 | |
| #11 | Finland | 1 | |
| #12 | Hong Kong | 1 | |
| #13 | Croatia | 1 | |
| #14 | Hungary | 1 | |
| #15 | Japan | 1 | |
| #16 | Norway | 1 | |
| #17 | Poland | 1 | |
| #18 | Romania | 1 | |
| #19 | Slovenia | 1 | |
| #20 | Slovakia | 1 | |
| #21 | Turkey | 1 | |
| #22 | Taiwan | 1 | |
| #23 | Uruguay | 1 | |
| #24 | WIPO (World Intellectual Property Organization) | 1 | |
| #25 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #26 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Transferring liquids | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hubbard Julian Digby | 15 |
| #2 | Hubbard Julian D | 5 |
| #3 | Hubbard J Digby | 3 |
| #4 | Dighby Hubard Julian | 1 |
| #5 | Hubbard Digby | 1 |
| #6 | Hubbard Julian | 1 |
| #7 | Julian Digby Hubbard | 1 |
| #8 | Digby Hubbard Julian | 1 |
| #9 | Jiee Deigubii Habaado | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE4232142A1 | Piercing device for a keg tap | |
| AU1861892A | Keg tap | |
| CA1329180C | Keg tap |