| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 21 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machines | |
| #3 | Consumer goods | |
| #4 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Laundering textiles | |
| #3 | Unspecified technologies | |
| #4 | Unspecified technologies | |
| #5 | Electrically-conductive connections | |
| #6 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Orr William V | 26 |
| Publication | Filing date | Title |
|---|---|---|
| US1757585A | Centrifugal drier | |
| US1577070A | Suction cleaner | |
| US1655875A | Suction cleaner | |
| US1556021A | Suction cleaner | |
| US1506858A | Suction cleaner | |
| US1527378A | Wringer | |
| US1517578A | Switch housing | |
| US1550450A | Electric connection | |
| US1527377A | Suction cleaner | |
| US1507417A | Suction cleaner | |
| US1692137A | Suction cleaning device | |
| US1481481A | Wringing machine | |
| US1507416A | Washing machine | |
| US1342592A | Suction cleaning device | |
| US1346972A | Suction-sweeper | |
| US1235920A | Dust-bag connection for suction-cleaners. | |
| US1476004A | Vacuum cleaning device | |
| US1210525A | Suction cleaning device. | |
| US1210523A | Suction cleaning device. | |
| US1210524A | Suction cleaning device. |