| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 | |
| #2 | Canada | 7 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Transport | |
| #3 | Medical technology | |
| #4 | Packaging and shipping | |
| #5 | Machine tools | |
| #6 | Engines, pumps and turbines | |
| #7 | Control | |
| #8 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Scott William H | 24 |
| #2 | Colquhoun John D | 1 |
| #3 | Hardy Hester V | 1 |
| #4 | Larkin Andrew H | 1 |
| #5 | Ellis Charles S | 1 |
| #6 | Paris Edward A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3939881A | Apparatus for controlling dust emissions | |
| US2730095A | Hydrotherapy pump | |
| US2533518A | Warning apparatus for motor vehicle operators | |
| US2549248A | Game scoring device | |
| US2430739A | Trap cleaner | |
| US2397295A | Combined filler and drainer | |
| US2149794A | Signaling device | |
| US2103957A | Brush and an appliance for using the same | |
| US2004015A | Dispensing device | |
| US1977493A | Gas tank cap lock | |
| US1826829A | Filling and draining device | |
| US1630543A | Receptacle filling and draining device | |
| US1417354A | Wrench | |
| US1233514A | Shredding-machine for paper-stock. | |
| US1037338A | Gate-valve. | |
| US737159A | Bolster. | |
| US737160A | Trussed bolster. | |
| US737158A | Bolster. | |
| CA30089A | Harness saddle | |
| CA303969A | Sink trap cleaner |