![](https://image.jimcdn.com/app/cms/image/transf/dimension=168x1024:format=png/path/s3bafdf93dd1bc1cc/image/idd30bc345ab7975d/version/1520851304/image.png)
Ritter 2008
Lothar Schwarze
![](https://image.jimcdn.com/app/cms/image/transf/dimension=168x1024:format=png/path/s3bafdf93dd1bc1cc/image/id77e14550a1f6d39/version/1492529605/image.png)
Ritter 2010
Wolfgang Durgeloh
![](https://image.jimcdn.com/app/cms/image/transf/none/path/s3bafdf93dd1bc1cc/image/if5d03934bac90337/version/1473680237/image.png)
Ritter 2015
Thomas Straßmann
![](https://image.jimcdn.com/app/cms/image/transf/dimension=177x1024:format=png/path/s3bafdf93dd1bc1cc/image/icd62aaad3b6ef780/version/1480521060/image.png)
Ritter 2016
Roswitha Krug
![](https://image.jimcdn.com/app/cms/image/transf/dimension=177x1024:format=jpg/path/s3bafdf93dd1bc1cc/image/i3241f9756a670836/version/1513679100/image.jpg)
Ritter 2017
Heino Passmann
![](https://image.jimcdn.com/app/cms/image/transf/dimension=202x1024:format=jpg/path/s3bafdf93dd1bc1cc/image/i50fe4402af151b1c/version/1702479512/image.jpg)
Ritter 2020
Ulrich Pütz
![](https://image.jimcdn.com/app/cms/image/transf/dimension=143x1024:format=jpg/path/s3bafdf93dd1bc1cc/image/icdd85cd384603d62/version/1702479702/image.jpg)
Ritter 2023
Herbert Hövelmann