| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Bulgaria | 9 | |
| #2 | Czechoslovakia | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Dynamo-electric machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Popov Encho N | 10 |
| #2 | Apostolov Rumen K | 8 |
| #3 | Georgiev Georgi A | 5 |
| #4 | Trenev Vasil D | 4 |
| #5 | Atanasov Rumen A | 4 |
| #6 | Stanilov Kr Stju A | 3 |
| #7 | Dimitrov Rangel G | 3 |
| #8 | B Chvarov Ivan G | 3 |
| #9 | Modev Gorjan S | 2 |
| #10 | Donchev Georgi B | 2 |
| Publication | Filing date | Title |
|---|---|---|
| BG100500A | Rotor of collector electical machine | |
| BG44325A1 | Device for compensating without loss of axial force acting on rotation part of immersible electric motor | |
| BG43672A1 | Rotor for immersible asynchronous electric motor | |
| BG42990A1 | Reactive electric motor | |
| BG42717A1 | Electric motor with permanent magnets for reductorless drive of mechanisms |