GRUTTMANN KARL has a total of 13 patent applications. Its first patent ever was published in 1965. It filed its patents most often in Germany and Switzerland. Its main competitors in its focus markets measurement are VER FREIBURGER UHRENFABRIKEN A, UTC SERVICE AG and PEQUIGNET S A.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | Switzerland | 3 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Mechanically-driven clocks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gruttmann Karl | 12 |
| #2 | Karl Gruttmann | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH109969A4 | Plastic bearing for clocks |