| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Furniture and games | |
| #3 | Consumer goods | |
| #4 | Basic materials chemistry | |
| #5 | Machines | |
| #6 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Containers for goods storage | |
| #3 | Protective garments | |
| #4 | Unspecified technologies | |
| #5 | Soaps | |
| #6 | Air-conditioning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Swanson Carl O | 15 |
| Publication | Filing date | Title |
|---|---|---|
| US2482882A | Self-cleaning door mat | |
| US2448931A | Self-cleaning door mat | |
| US2271959A | Soap cake | |
| US2236018A | Pitcher | |
| US2179306A | Necktie | |
| US2169856A | Necktie | |
| US2012487A | Antidrip milk bottle | |
| US1929221A | Antidrip bottle | |
| US1934337A | Ventilator | |
| US1799833A | Electric cleaner for dust mops | |
| CA418490A | Soap cake | |
| CA266276A | Clothes line reel | |
| CA358495A | Milk bottle | |
| CA344185A | Anti-drip bottle | |
| CA319027A | Electric cleaner for dust mops |