| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 32 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Mechanical elements | |
| #3 | Transport | |
| #4 | Machines | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Harvesting | |
| #2 | Vehicle wheels | |
| #3 | Gearing | |
| #4 | Unspecified technologies | |
| #5 | Construction of roads | |
| #6 | Unspecified technologies | |
| #7 | Shafts | |
| #8 | Hand carts | |
| #9 | Cross-cutting vehicle technologies | |
| #10 | Lubricating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Coldwell William H | 32 |
| #2 | Coldwell Harry T | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US1263209A | Motor lawn-mower. | |
| US1286536A | Wheel. | |
| US1279268A | Wheel-mounting. | |
| US1279269A | Roller-mounting for lawn-mowers. | |
| US1279267A | Lawn-mower. | |
| US1279266A | Lawn-mower. | |
| US1173485A | Lawn mowing and sweeping machine, &c. | |
| US1189792A | Driving mechanism for motor-vehicles. | |
| US1082931A | Lawn-mower. | |
| US1116017A | Shifting mechanism for gearing. | |
| US1043507A | Lawn-mower. | |
| US1085585A | Lawn-mower. | |
| US1039490A | Lawn-mower. | |
| US1185875A | Gearing. | |
| US1059711A | Motor lawn-mower. | |
| US1048498A | Motor lawn-mower. | |
| US1048499A | Motor lawn mower and roller. | |
| US1085379A | Traction and rolling apparatus. | |
| US1018098A | Clutch mechanism. | |
| US1012521A | Motor lawn-mower. |