| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Telecommunications | |
| #4 | Environmental technology |
TELEPHON TELEGRAPHEN FAB has a total of 21 patent applications. Its first patent ever was published in 1925. It filed its patents most often in Austria, France and Germany. Its main competitors in its focus markets electrical machinery and energy, machines and telecommunications are KAPSCH TELEPHON TELEGRAPH, CHLORIDE LORIVAL LTD and YUHARA HIROSHI.
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Telecommunications | |
| #4 | Environmental technology |