| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 3 | |
| #4 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Basic communication technologies | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Electric discharge tubes | |
| #2 | Amplifiers | |
| #3 | Alloys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Roth Arnold | 3 |
| #2 | Gassler Gerhard | 2 |
| #3 | Hacker Manfred | 2 |
| #4 | Bradatsch Hubert | 2 |
| #5 | Maetze Gunter | 2 |
| #6 | Fischer Gerd | 1 |
| #7 | Keller Anja Dipl-Ing | 1 |
| #8 | Lotthammer Rolf Dr | 1 |
| #9 | Ruf Herbert | 1 |
| #10 | Holdik Karl Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19742028A1 | cathode ray tube | |
| DE19630200A1 | cathode ray tube | |
| DE4112175A1 | Traveling wave tube and method for its production | |
| DE4102310A1 | Electron collector | |
| DE4036799A1 | Traveling wave tube amplifier | |
| DE4032137A1 | Wandering tube | |
| DE4032136A1 | Wandering tube | |
| DE3913338A1 | Investment material, in particular for cathodes of electron tubes, method for producing such an investment material and use of such an investment material | |
| DE3913063A1 | Electron collector for an electron beam tube, especially a traveling wave tube |