| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 3 | |
| #2 | Germany | 3 | |
| #3 | Belgium | 1 | |
| #4 | Spain | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Italy | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Materials and metallurgy | |
| #3 | Telecommunications | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Special electric heating or lighting | |
| #2 | Non-metallic elements | |
| #3 | Spark gaps and corona devices | |
| #4 | Hats | |
| #5 | Telephonic communication | |
| #6 | AC and DC conversion devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krauss Ralf | 7 |
| #2 | Koehne Rainer | 4 |
| #3 | Koehne Rainer Dr | 4 |
| #4 | Krauss Ralf Dr | 2 |
| #5 | Krauss Ralph | 1 |
| #6 | Koehne Dr Rainer | 1 |
| #7 | Krauss R | 1 |
| #8 | Koehne R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3331059A1 | AC source having a device for switching the same on and off | |
| DE3315481A1 | Lighting device having an oscillator, a power stage and a gas-discharge lamp, as well as a method for operating a gas discharge lamp | |
| GB2110890A | Frequency controlled excitation of a gas discharge lamp | |
| CH656997A5 | Speech device for installation in a crash helmet for vehicle users, in particular motor cyclists | |
| US4417966A | Apparatus and method of producing ozone |