| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | Canada | 1 | |
| #3 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Engines, pumps and turbines | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Unspecified technologies | |
| #3 | Clutches and brakes | |
| #4 | Motor vehicles | |
| #5 | Rotary-pistons | |
| #6 | Foundations and excavations | |
| #7 | Ignition for internal-combustion engines | |
| #8 | Lighter-than air aircraft | |
| #9 | Locomotives |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ross David E | 14 |
| #2 | Ross Brenda K | 1 |
| #3 | David E Ross | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2806374A1 | Manhole security barrier | |
| US2247410A | Hydraulic coupling device | |
| US1788595A | Dirigible frame | |
| US1871134A | Cam and lever steering gear | |
| US1647750A | Differential gearing | |
| US1651228A | Compensating gearing | |
| US1626156A | Compensating gearing | |
| US1469333A | Variable-speed-transmission gearing | |
| US1596025A | Reducing gearing | |
| US1464777A | Bevel-gear transmission gearing | |
| US1220277A | Current-generator and spark-distributer. | |
| US1059951A | Steering-gear for vehicles. | |
| US905589A | System for controlling motors. | |
| US896161A | Change-speed device. |