| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 11 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hanson Rudolph A | 5 |
| #2 | Funk Truman B | 4 |
| #3 | Fischer John E | 3 |
| #4 | Flansburgh John C | 2 |
| #5 | Deptula Frank J | 2 |
| #6 | White Darrell C | 1 |
| #7 | Hollerith Charles | 1 |
| #8 | Ziegler Edward J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA515332A | Electric cord handling apparatus | |
| CA424282A | Lawn mower handle | |
| CA847592A | Carburetor mounted throttle control | |
| CA788170A | Rotary mower blade | |
| CA598176A | Self-propelled rotary mower | |
| CA432319A | Brake mechanism | |
| CA408909A | Power lawn mower | |
| CA796933A | Variable speed self-propelled mower | |
| CA817584A | Self-propelled mower | |
| CA847033A | Riding lawn mower | |
| CA356651A | Lawn mower |