| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 112 | |
| #2 | Canada | 43 | |
| #3 | France | 4 | |
| #4 | United Kingdom | 2 | |
| #5 | Austria | 1 | |
| #6 | Australia | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Engines, pumps and turbines | |
| #3 | Machine tools | |
| #4 | Thermal processes | |
| #5 | Measurement | |
| #6 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Air-conditioning | |
| #5 | Punching metal | |
| #6 | Sawing | |
| #7 | Analysing materials | |
| #8 | Rotary-pistons | |
| #9 | Separation | |
| #10 | Accessories for machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Carrier Willis H | 30 |
| #2 | Yates Arthur T | 17 |
| #3 | Schroeter Joachim W | 10 |
| #4 | Criqui Albert A | 10 |
| #5 | Tucker William C | 8 |
| #6 | Neal Maynard J | 7 |
| #7 | Madison Richard D | 6 |
| #8 | Stewart Derrel N | 6 |
| #9 | Deventer John Herbert Van | 5 |
| #10 | Day Arthur A | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US4386886A | Adjustable vortex pump | |
| US4381632A | Snap-lock housing construction and parts thereof | |
| US4338062A | Adjustable vortex pump | |
| US4239450A | Adjusting mechanism for variable inlet vane | |
| US4236430A | Swing-away hold-down construction for bar or billet shear | |
| US4139330A | Adjustable vane centrifugal pump impeller construction | |
| CA1017585A | Hub-to-shaft connection | |
| CA1013666A | Machine tool | |
| US3947532A | Liquid distribution strip | |
| US3893779A | Hub-to-shaft connection | |
| CA1003380A | Fan construction | |
| US3948135A | Machine tool | |
| US3871795A | Fan construction | |
| US3627332A | Shaft seal assembly | |
| US3545884A | Adjustable fan construction | |
| US3459366A | Fan construction | |
| US3402879A | Fan construction | |
| US3433164A | Motor-pump unit | |
| US3408888A | Shearing apparatus | |
| US3294315A | Fan construction |