GRAMMOPHON ACTIENGESELLSCHAFT has a total of 19 patent applications. Its first patent ever was published in 1901. It filed its patents most often in Austria, Denmark and Switzerland. Its main competitors in its focus markets audio-visual technology are YAMAZAKI KAZUYOSHI, FUKADA SO and PETTIGREW ARCHIBALD M.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 9 | |
| #2 | Denmark | 4 | |
| #3 | Switzerland | 3 | |
| #4 | France | 3 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Special information storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Grammophon Actiengesellschaft | 2 |
| #2 | Deutsche Grammophon-Actiengese | 1 |