HANS TOENNIES has a total of 13 patent applications. Its first patent ever was published in 1911. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets measurement and optics are NORWOOD DONALD W, FERDINAND TONNIES HANS and PHOTRON LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | France | 2 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Measuring light | |
| #2 | Cameras | |
| #3 | Processing photographic materials | |
| #4 | Measuring distances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Toennies Hans | 2 |