Location History:
- Aachen, DE (2012)
- Voerde, DE (2009 - 2014)
Company Filing History:
2 out of 3 
1 out of 110 
1 out of 76 
Years Active: 2009-2014
Title: The Innovations of Stefan Kohlhaas
Introduction
Stefan Kohlhaas is a notable inventor based in Voerde, Germany. He has made significant contributions to the fields of hybrid drive systems and protein extraction technologies. With a total of 4 patents to his name, his work reflects a commitment to advancing engineering and biological extraction methods.
Latest Patents
One of his latest patents is a hybrid drive system designed for vehicles. This system integrates a combustion engine and an electric machine to drive a transmission output shaft. The design includes a first shiftable partial transmission with a main shaft that connects to an intermediate shaft through a group of shiftable gear pairs. Additionally, a second shiftable partial transmission is included, enhancing the vehicle's performance and efficiency.
Another significant patent involves a method and apparatus for extracting protein material from arthropod glands. This innovative apparatus consists of a container that holds the glands and a buffer solution that partially immerses them. The method involves several steps, including removing the gland from the arthropod, creating an opening in the gland's epithelium, and placing it in the container to allow the material to be released and collected.
Career Highlights
Throughout his career, Stefan Kohlhaas has worked with reputable companies such as Spintec Engineering GmbH and Getrag Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KG. His experience in these organizations has contributed to his expertise in engineering and innovation.
Collaborations
Stefan has collaborated with notable individuals in his field, including Michael Rheinnecker and Rolf Zimmat. These partnerships have likely fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Stefan Kohlhaas is a distinguished inventor whose work in hybrid drive systems and protein extraction has made a significant impact in his fields. His innovative patents and collaborations highlight his dedication to advancing technology and engineering solutions.