| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Civil engineering | |
| #4 | Measurement | |
| #5 | Consumer goods | |
| #6 | Agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kellan Edward L | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US2357898A | Multiple micrometer | |
| US2073211A | Tobacco pipe | |
| US1938454A | Mixing valve | |
| US1777001A | Valve | |
| US1610683A | Flush valve | |
| US1540400A | Flush-valve device | |
| US1385456A | Flush-valve | |
| US1337177A | Flush-valve | |
| US1366081A | Slow-closing mixing-faucet | |
| US1218567A | Automatic valve device for distributing liquid under pressure. | |
| CA153647A | Flushing valve | |
| US1071753A | Valve for bubbling fountains. | |
| US1123753A | Flushing-valve. |