| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Germany | 5 | |
| #3 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Furniture and games | |
| #3 | Chemical engineering | |
| #4 | Machines | |
| #5 | Audio-visual technology | |
| #6 | Computer technology | |
| #7 | Measurement | |
| #8 | Packaging and shipping | |
| #9 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed | |
| #2 | Kitchen equipment | |
| #3 | Mixing | |
| #4 | Measuring volume | |
| #5 | Unspecified technologies | |
| #6 | Transferring liquids | |
| #7 | Unspecified technologies | |
| #8 | Special information storage | |
| #9 | Venting or aerating devices | |
| #10 | Analogue computers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thompson Ernest H | 4 |
| #2 | Carlson John W | 3 |
| #3 | John Mueller Richard | 2 |
| #4 | Gallagher William P | 1 |
| #5 | James Johnson Franklin | 1 |
| #6 | Lockhart Robert W | 1 |
| #7 | Wolf Ernest L | 1 |
| #8 | Pichel Engelbert | 1 |
| #9 | Karl Acker Norbert | 1 |
| #10 | Weber Carl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1081659A | Pattern or character recognition | |
| GB1000605A | Article dispensing machine | |
| US2685393A | Selective beverage vending machine | |
| US2588591A | Mixing device | |
| US2392511A | Cooking and vending machine | |
| US2346290A | Selective mixing assembly | |
| US2251994A | Selective gum vending machine | |
| US2272184A | Measuring valve | |
| US2229441A | Carbonator |