Location History:
- Essen, DE (1983 - 1994)
- Aarbergen, DE (1993 - 1996)
Company Filing History:
11 out of 268 
3 out of 16 
1 out of 1 Years Active: 1983-1996
Title: The Innovative Contributions of Hubert Coenen
Introduction
Hubert Coenen is a notable inventor based in Essen, Germany. He has made significant contributions to the field of engineering, particularly in the areas of biogas technology and coffee decaffeination. With a total of 18 patents to his name, Coenen's work reflects a commitment to innovation and sustainability.
Latest Patents
One of Coenen's latest patents is a biogas reactor designed for the anaerobic treatment of wastewater. This invention features collection hoods arranged in a staggered fashion, which maintain a zero pressure level for effective gas transition. The design employs a rectangular cross-section that ensures the zero pressure surface remains unchanged, even at high water levels. Another significant patent is a process for the quasi-continuous decaffeination of raw coffee. This method utilizes a liquid solvent, saturated with carbon dioxide, to selectively extract caffeine from raw coffee beans. The process involves expanding the beans under controlled pressure and subsequently drying them for roasting, resulting in decaffeinated coffee with preserved quality.
Career Highlights
Throughout his career, Hubert Coenen has worked with prominent companies such as Fried. Krupp Gesellschaft mit beschränkter Haftung and Passavant-Werke AG. His experience in these organizations has contributed to his expertise and innovative capabilities in engineering.
Collaborations
Coenen has collaborated with notable colleagues, including Rainer Hagen and Ernst Kriegel. These partnerships have likely fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Hubert Coenen's contributions to innovation, particularly in biogas technology and coffee decaffeination, highlight his role as a significant inventor. His patents not only demonstrate his technical expertise but also reflect a dedication to improving processes for sustainability and efficiency.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.