| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 5 | |
| #3 | United Kingdom | 2 | |
| #4 | Germany | 1 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Capacitors and switching devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Samuel Ruben | 8 |
| #2 | Ruben Samuel | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US2050587A | Electrolytic condenser | |
| GB425983A | Improvements in and relating to electrical condensers | |
| GB424831A | Improvements in and relating to electrolytic condensers | |
| US1918716A | Electrical condenser | |
| US1918717A | Electrical condenser | |
| US1947112A | Electric condenser | |
| US1909506A | Method of making electrolytic condensers and preparing electrodes therefor | |
| US1891207A | Electrolytic condenser | |
| US1912223A | Electric condenser | |
| US1891206A | Polarized electrolytic couple | |
| CA322716A | Electrostatic condenser | |
| CA343444A | Electrical condenser | |
| CA343443A | Electrical condenser | |
| CA322715A | Electrical condenser | |
| CA330058A | Electrolytic condenser |