| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 54 | |
| #2 | Belgium | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Packaging and shipping | |
| #3 | Mechanical elements | |
| #4 | Environmental technology | |
| #5 | Machines | |
| #6 | Computer technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Poppenhusen Herman A | 26 |
| #2 | Strong Arthur P | 23 |
| #3 | Marsh Thomas A | 5 |
| #4 | Harrington Joseph | 3 |
| #5 | Greene George B | 2 |
| #6 | Livensparger Daniel A | 1 |
| #7 | Dewey Jesse S | 1 |
| #8 | Jordan Sr Wendell M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3416487A | Method and apparatus for generating and applying sonic energy | |
| US3399699A | Fluid flow control valve | |
| US3142504A | Window screen latching device | |
| US1656643A | Furnace | |
| US1620270A | Stoker furnace | |
| US1597109A | Furnace | |
| US1480112A | Periscope | |
| US1466751A | Fire arch | |
| US1535961A | Furnace stoker | |
| US1477896A | Furnace | |
| US1461450A | Stoker furnace | |
| US1465745A | Ash tank | |
| US1456654A | Ash hopper | |
| US1422900A | Ash hopper | |
| US1456650A | Water box for furnaces | |
| US1477895A | Fire arch | |
| US1463971A | Fire arch | |
| US1556125A | Fire arch | |
| US1456649A | Ledge plate and water-box mounting for furnaces | |
| US1575866A | Droppage-removing mechanism for stokers |