| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 51 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Textiles and paper | |
| #3 | Machines | |
| #4 | Consumer goods | |
| #5 | Electrical machinery and energy | |
| #6 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Toys | |
| #2 | Typewriters | |
| #3 | Filing and indexing | |
| #4 | Skates | |
| #5 | Domestic washing | |
| #6 | Unspecified technologies | |
| #7 | Dynamo-electric machines | |
| #8 | Kitchen equipment | |
| #9 | Loudspeakers and microphones |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berger Samuel I | 52 |
| Publication | Filing date | Title |
|---|---|---|
| US2692918A | Magnetic sound powered telephone | |
| US2618101A | Reversible toy vehicle | |
| US2602099A | Brush holder for miniature electric motors | |
| US2543091A | Third-rail connector and contact shoe unit for toy electric railways | |
| US2557592A | Toy typewriter | |
| US2569145A | Toy typewriter | |
| US2534399A | Toy typewriter | |
| US2574952A | Toy machine gun | |
| US2536715A | Toy typewriter | |
| US2536714A | Type wheel inking mechanism for toy typewriters | |
| US2458137A | Toy typewriter | |
| US2530803A | Toy machine gun | |
| US2486702A | Toy typewriter | |
| US2446900A | Spring opened index | |
| US2575482A | Selector binder | |
| US2398765A | Toy typewriter | |
| US2240684A | Carpet sweeper | |
| US2240683A | Carpet sweeper | |
| US2201148A | Toy vehicle | |
| US2218065A | Toy |