| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 34 | |
| #2 | Germany | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Canada | 1 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Consumer goods | |
| #3 | Machines | |
| #4 | Electrical machinery and energy | |
| #5 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Refrigerators | |
| #2 | Ice-boxes | |
| #3 | Unspecified technologies | |
| #4 | Dynamo-electric machines | |
| #5 | Rotary pistons | |
| #6 | Special electric heating or lighting | |
| #7 | Cables and insulators | |
| #8 | Rotary-pistons | |
| #9 | Pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lipman Carl E L | 34 |
| #2 | Mallory Edward B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2491670A | Rotary pump | |
| US2000965A | Refrigerating system | |
| US1967035A | Motor compressor unit | |
| US2018139A | Refrigerating apparatus | |
| US2086362A | Refrigeration assembly | |
| US2100716A | Motor-compressor unit for refrigerating apparatus | |
| US2027183A | Refrigerator | |
| US2038434A | Refrigerator | |
| US2017285A | Refrigerator | |
| US2076821A | Refrigerator | |
| US1949724A | Refrigerator circuit breaker | |
| US1965419A | Muffler and pressure unloader | |
| US1965420A | Fluid pressure unloader | |
| US2018917A | Bucket pressure unloader | |
| US1899341A | Magnetic unloader | |
| US1903351A | Evaporator | |
| US1926341A | Apartment refrigerator | |
| DE574806C | Refrigeration machine with a compressor driven by an electric motor in a hermetically sealed housing | |
| DE577465C | Electrically driven rotary piston compressor for cold generation | |
| GB373645A | Improvements in means for cooling electrically driven rotary compressors of refrigerating apparatus |