| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Agriculture | |
| #3 | Mechanical elements | |
| #4 | Engines, pumps and turbines | |
| #5 | Transport | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Unspecified technologies | |
| #3 | Venting or aerating devices | |
| #4 | Spraying devices | |
| #5 | Pumps | |
| #6 | Installations for obtaining water | |
| #7 | Frames | |
| #8 | Motor vehicles | |
| #9 | Siphons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hayes Ralph W E | 13 |
| #2 | Williams Philip P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1255532A | Marker for corn-planters. | |
| US1293769A | Cultivator. | |
| US1225029A | Attachment for spray-rods. | |
| US1179100A | Clamp for bucket sprayers. | |
| US1196862A | Reducing-valve. | |
| US1189814A | Double-acting valve for force-pumps. | |
| US1196861A | Reducing-valve. | |
| US1167298A | Attachment for cross-reach trucks. | |
| US1157692A | Tank-filler. | |
| US1167297A | Spray-rod. | |
| US1135690A | Drinking-fountain. | |
| US1009663A | Cultivator. | |
| US881858A | Drag-bar for cultivators. |