| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Agriculture | |
| #4 | Foods and drinks | |
| #5 | Chemical engineering | |
| #6 | Mechanical elements | |
| #7 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Rotary-pistons | |
| #2 | Treating harvested food | |
| #3 | Unspecified technologies | |
| #4 | Internal-combustion piston engines | |
| #5 | Smoking accessories | |
| #6 | Pumps | |
| #7 | Gearing | |
| #8 | Separation | |
| #9 | Centrifuges | |
| #10 | Foods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Angel Quiroz Francisco | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US3240155A | Helical rotary pumps | |
| US3162114A | Fruit juice extractor | |
| US2867124A | Torque device for liquid control | |
| US2842970A | Liquid level control | |
| US2642879A | Cigarette holder | |
| US2522800A | Apparatus for extracting juice from citrus fruits and the like | |
| US2429368A | Rotary pump | |
| US2359938A | Fluid strainer | |
| US2293268A | Rotary pump | |
| US2315011A | Internal combustion engine | |
| US2152498A | Rotary pump | |
| US2054564A | Variable speed unit | |
| US1631383A | Centrifugal apparatus for separating purposes |