| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Transport | |
| #3 | Engines, pumps and turbines | |
| #4 | Mechanical elements | |
| #5 | Electrical machinery and energy | |
| #6 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Vehicle brake control systems | |
| #3 | Vehicle parts | |
| #4 | Supplying combustion engines | |
| #5 | Clutches and brakes | |
| #6 | Electric switches | |
| #7 | Starting of combustion engines | |
| #8 | Shafts | |
| #9 | Measuring volume | |
| #10 | Vehicle seats |
| # | Name | Total Patents |
|---|---|---|
| #1 | Withrow Floyd G | 18 |
| #2 | Weeks John P | 1 |
| #3 | Walker Alvin M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1861148A | Mirror bracket | |
| US1820720A | Service brake lever silencer | |
| US1820719A | Brake rattle silencer | |
| US1820721A | Brake rod antirattler | |
| US1779153A | Brake-lever antirattler | |
| US1776406A | Brake-rod silencer | |
| US1891966A | Rear view mirror bracket | |
| US1757280A | Rear-view mirror | |
| US1836353A | Cushion support | |
| US1620150A | Spring oiler | |
| US1558731A | Retaining device | |
| US1627220A | Carburetor-choke-valve spring | |
| US1750080A | Antirattling device | |
| US1556190A | Priming-rod antirattler | |
| US1555091A | Emergency-brake-lever antirattler | |
| US1464794A | Detachable engine crank | |
| US1349991A | Oil-alarm device | |
| US1236809A | Dimmer for auto-headlights. |