| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 5 |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Vehicle parts | |
| #3 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Colvin L | 5 |
| #2 | Johnson Colvin Lee | 3 |
| #3 | Vodoz Frederick W | 1 |
| #4 | Blood Howard E | 1 |
| #5 | Johnson Calvin Lee | 1 |
| #6 | Hoffmann Joseph F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1741990A | Transmission lock | |
| US1669924A | Transmission lock | |
| US1740096A | Locking means for automatic gear-shift mechanisms | |
| US1717452A | Transmission-housing cover-locking means | |
| US1582822A | Transmission lock | |
| US1542137A | Automobile lock | |
| US1340638A | Adjustable steering-wheel and lock | |
| CA242856A | Gear-shift lock | |
| CA217690A | Tire lock cable | |
| CA204765A | Armoured cable | |
| CA272178A | Gear shift lock | |
| CA219444A | Transmission lock |