SCHAEFER KNUT has a total of 11 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Austria, Switzerland and Canada. Its main competitors in its focus markets optics and thermal processes are KOCH CARL, NINGBO GQY VIDEO & TELECOM JOINT STOCK CO LTD and BOUZARD & FILS.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 5 | |
| #2 | Switzerland | 5 | |
| #3 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schaefer Knut | 7 |
| #2 | Knut Schaefer | 5 |
| Publication | Filing date | Title |
|---|---|---|
| CA602187A | Film guiding structure for cinematographic apparatus |