| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 | |
| #2 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines | |
| #3 | Materials and metallurgy | |
| #4 | Environmental technology | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Furnaces | |
| #3 | Steam generation | |
| #4 | Fluid heaters | |
| #5 | Cremation furnaces | |
| #6 | Domestic stoves | |
| #7 | Kitchen equipment | |
| #8 | Unspecified technologies | |
| #9 | Metal production and refining | |
| #10 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kelley Louis R | 3 |
| #2 | George Lehman John | 2 |
| #3 | Dimler Ernest H | 2 |
| #4 | Needham Charles E | 2 |
| #5 | Uhl Vincent W | 1 |
| #6 | Ernest Halse | 1 |
| #7 | Gerald Thorp | 1 |
| #8 | Sciver Josiah Howard Van | 1 |
| #9 | Toner James E J | 1 |
| #10 | Smith Wilbur R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2963996A | Incinerator unit | |
| US2630789A | Heat transfer system | |
| US2264226A | Domestic boiler | |
| US2108734A | Oil burner | |
| US2099634A | Apparatus for heat treating granular foods | |
| US1929308A | Flash roasting unit | |
| US1731788A | Grinding mill | |
| US1777605A | Mill | |
| US1690125A | Grinding mill | |
| US1531792A | Feeding and luting device for metallurgical furnaces | |
| US1531791A | Feeding and luting device for metallurgical furnaces | |
| US1529256A | Rabble and rabble arm for metallurgical furnaces | |
| FR547737A | Zone control of tank temperature | |
| US1454291A | Cast-metal container | |
| US1435401A | Method of making cast containers | |
| US1390431A | Pulverizer-mill yoke |