| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 75 | |
| #2 | Canada | 21 | |
| #3 | France | 13 | |
| #4 | Switzerland | 10 | |
| #5 | United Kingdom | 10 | |
| #6 | Germany | 9 | |
| #7 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Motor vehicles | |
| #2 | Unspecified technologies | |
| #3 | Gearing | |
| #4 | Shafts | |
| #5 | Vehicle signalling and lighting | |
| #6 | Milling | |
| #7 | Making gears or toothed racks | |
| #8 | Accessories for machine tools | |
| #9 | Clutches and brakes | |
| #10 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ross David E | 49 |
| #2 | Creson William K | 18 |
| #3 | Chandler Franklin F | 10 |
| #4 | Tool Company Ross Gear | 8 |
| #5 | Newman Percy A | 6 |
| #6 | Creson William Knox | 5 |
| #7 | Hammond Charles F | 4 |
| #8 | Gruenewald Eugene J | 4 |
| #9 | Knight Eugene C | 3 |
| #10 | Berghoff Matthew W | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2786107A | Signal control for vehicles | |
| ES205206A3 | Mechanical control direction mechanism (Machine-translation by Google Translate, not legally binding) | |
| US2785699A | Valve | |
| US2625618A | Horn button switch | |
| US2656734A | Steering gear | |
| US2682778A | Power steering gear | |
| GB647444A | Improvement in machine tool for forming cams for steering-gear | |
| US2497930A | Transmission control | |
| GB643094A | Machine for cutting or grinding spirally grooved cams or the like | |
| US2547832A | Machine tool | |
| GB635483A | Power assisted steering gear | |
| US2475222A | Steering gear | |
| US2456390A | Steering gear | |
| US2509587A | Steering post bearing | |
| US2444592A | Reverse brake | |
| US2626839A | Bearing seal | |
| US2447167A | Reverse brake | |
| US2391819A | Power steering gear | |
| US2234156A | Clamp | |
| US2234382A | Machine for cutting or grinding spirally grooved cams |