| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 20 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Apparate Adolf Feller Aktien-G | 20 |
ADOLF FELLER AKTIEN GES FABRIK has a total of 20 patent applications. Its first patent ever was published in 1931. It filed its patents most often in Switzerland. Its main competitors in its focus markets electrical machinery and energy, measurement and machine tools are FELLER ADOLF, ALPHAO CO LTD and ZUNYI CITY FEIYU ELECTRON CO LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 20 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Apparate Adolf Feller Aktien-G | 20 |