| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 5 | |
| #3 | Japan | 2 | |
| #4 | Germany | 1 | |
| #5 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies | |
| #3 | Machines | |
| #4 | Internal-combustion piston engines | |
| #5 | Servomotors | |
| #6 | Vehicle drive control systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Farris Victor W | 18 |
| #2 | Bikutaa Daburiyuu Fuaarisu | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US4038949A | Rotary-radial internal combustion engine | |
| US3304951A | Safety valves | |
| US3269407A | Safety valve | |
| US3221765A | Safety valve | |
| US2813539A | Safety valves | |
| US2832372A | Safety valve having shielded sealing member | |
| US2600493A | Pinch valve | |
| US2505613A | Safety valve for viscous fluids | |
| US2517858A | Safety valve | |
| US2374672A | Power transmission means | |
| US2200878A | Clutch-operated control | |
| CA810459A | Safety valves | |
| CA729944A | Safety valves | |
| CA575972A | Safety valves | |
| CA575950A | Pinch valve | |
| CA590842A | Safety valves |