| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Foods and drinks | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Climate change mitigation in goods production | |
| #5 | Fodder |
| # | Name | Total Patents |
|---|---|---|
| #1 | Shelton Harry J | 21 |
| Publication | Filing date | Title |
|---|---|---|
| US2566583A | Jaw crusher | |
| US1798814A | Pneumatic discharge pan | |
| US1829066A | Cold molasses feeder | |
| US1850244A | Rotary pivoted hammer | |
| US1713355A | Hinged cage for grinders | |
| US1693058A | Rotary pivoted hammer | |
| US1679182A | Grinder | |
| US1670748A | Crusher | |
| US1808264A | Crusher and pulverizer | |
| US1648625A | Crusher and pulverizer | |
| US1540908A | Grinder and beater | |
| US1557888A | Grinder and shredder | |
| US1523614A | Grinder and shredder | |
| US1421731A | Grinder and shredder | |
| US1375862A | Grinder and shredder | |
| US1357190A | Grinder and shredder | |
| US1302232A | Pulverizer. | |
| US1347717A | Hammer-mounting for pulverizers and the like | |
| CA296822A | Hinge cage for grinders | |
| CA330317A | Rotary pivoted hammer |