| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Germany | 1 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Machines | |
| #3 | Audio-visual technology | |
| #4 | Environmental technology | |
| #5 | Packaging and shipping | |
| #6 | Chemical engineering | |
| #7 | Measurement | |
| #8 | Engines, pumps and turbines | |
| #9 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Systems controlling non-electric variables | |
| #3 | Water treatment | |
| #4 | Transferring liquids | |
| #5 | Loudspeakers and microphones | |
| #6 | Measuring volume | |
| #7 | Separation | |
| #8 | Venting or aerating devices | |
| #9 | Mixing | |
| #10 | Pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rudy Lowe | 5 |
| #2 | Armbrust Henry N | 3 |
| #3 | Lowe Rudy | 2 |
| #4 | Corydon Jr Jeff | 1 |
| #5 | Munroe Henry F | 1 |
| #6 | Jeff Corydon | 1 |
| #7 | Lowe Rudy P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB745249A | Apparatus for proportioning materials | |
| US2749222A | Apparatus and method for providing a fluoride solution | |
| US2664907A | Apparatus for proportioning flows of different materials | |
| US2621795A | Chemical feeding device | |
| US2681153A | Method of discharging a filter | |
| US2658644A | Apparatus for proportioning materials | |
| US2185784A | Pump | |
| US2247568A | Injection nozzle | |
| US2030381A | Apparatus for metering fluids | |
| US1999881A | Proportioning apparatus | |
| US2126092A | Water-modifying apparatus |