| # | Country | Total Patents | |
|---|---|---|---|
| #1 | USSR (Union of Socialist Soviet Republics) | 16 | |
| #2 | Japan | 3 | |
| #3 | Austria | 2 | |
| #4 | German Democratic Republic | 2 | |
| #5 | Finland | 2 | |
| #6 | Hungary | 2 | |
| #7 | Sweden | 2 | |
| #8 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Computer technology | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Systems for regulating electrical variables | |
| #2 | Measuring electric variables | |
| #3 | Analogue computers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pungas Toom A | 21 |
| #2 | Min Mart V | 5 |
| #3 | Parve Toomas E | 5 |
| #4 | Pungas Toom Ainovich | 4 |
| #5 | Myartens Olev I | 3 |
| #6 | Min Mart Valterovich | 2 |
| #7 | Rinne Valerij N | 2 |
| #8 | Parve Toomas Ennovich | 2 |
| #9 | Pungas Mati A | 2 |
| #10 | Toomu Ainobuichi Pungasu | 2 |
| Publication | Filing date | Title |
|---|---|---|
| SU1566459A1 | Ac-to-dc voltage converter | |
| SU1707735A1 | Ac-to-dc voltage converter | |
| SU1086444A1 | Function generator | |
| SU1037285A1 | Function converter | |
| SU1064213A1 | Converter of voltage to absolute value thereof | |
| SU966706A1 | Function generator | |
| SU794624A2 | Reference voltage source with output symmetric relative to common bus-bar | |
| SU773603A1 | Dc voltage source | |
| SU788345A1 | Low-pass filter | |
| FI783265A | Referensspaenningskaella | |
| SU892424A2 | Reference voltage source | |
| SU773591A1 | Reference voltage source | |
| SU767940A1 | Amplitude detector | |
| SU773592A1 | Reference voltage source | |
| SU980246A2 | Amplitude detector | |
| SU802971A1 | Function generator | |
| SU809453A1 | Ac-to-to dc voltage converter |