| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 36 | |
| #2 | United Kingdom | 4 | |
| #3 | Germany | 2 | |
| #4 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Agriculture | |
| #3 | Mechanical elements | |
| #4 | Furniture and games | |
| #5 | Measurement | |
| #6 | Control | |
| #7 | Thermal processes | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Spraying devices | |
| #2 | Unspecified technologies | |
| #3 | Horticulture | |
| #4 | Unspecified technologies | |
| #5 | Physical training equipment | |
| #6 | Pipes | |
| #7 | Ropes | |
| #8 | Electromechanical clocks | |
| #9 | Control or regulating systems | |
| #10 | Fluid heaters |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thompson Walter Van E | 26 |
| #2 | Roberts Harold W | 2 |
| #3 | Dame Stanley P | 1 |
| #4 | Warburton Leslie B | 1 |
| #5 | Thompson Burl F | 1 |
| #6 | Harris Albert E | 1 |
| #7 | Powell Benjamin F | 1 |
| #8 | Wiley Thompson Jay | 1 |
| #9 | Thompson Elmer B | 1 |
| #10 | Craig Burnie M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3335298A | Switching apparatus | |
| US3267960A | Automatic drain valve | |
| US2841211A | Chair attachment | |
| US2268848A | Apparatus for making strings | |
| US2256729A | Multiple jet sprinkler | |
| US2157805A | Scraper | |
| US2187549A | Fluid operated motor reversing mechanism | |
| US2134382A | Quick coupling valve | |
| US2076753A | Adjustable full circle sprinkler | |
| US2104281A | Sprinkler | |
| US2083282A | Sprinkler having adjustable port openings | |
| US2065161A | Full circle sprinkler | |
| US2091654A | Apparatus for stringing rackets | |
| US2090406A | Slow rotation sprinkler head | |
| US2068718A | Twin sprinkler | |
| US1951584A | Nipple wrench | |
| US1865045A | Convertible gas furnace construction | |
| US1855264A | Quick coupler valve | |
| DE548087C | Irrigation device | |
| DE542461C | Field irrigation system |