This inventor holds 2 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Avl List Gmbh, Iwis Motorsysteme Gmbh & Co. Kg, Nissan Motor Company Limited. Active years: 2021.
Company Filing History:
2 out of 453 
1 out of 59 
1 out of 13,420 
Years Active: 2021
Title: Siegfried Hartwig: Innovator in Engine Technology
Introduction
Siegfried Hartwig is a notable inventor based in Graz, Austria. He has made significant contributions to the field of engine technology, holding a total of 2 patents. His work focuses on innovative solutions for reciprocating piston machines and generator units.
Latest Patents
Hartwig's latest patents include a length-adjustable connecting rod with a control device. This invention pertains to a length-adjustable connecting rod for a reciprocating piston machine, which may be utilized in internal combustion engines. The connecting rod features a hydraulic length-adjusting device that allows for the adjustment of the effective connecting rod length. It also includes a control device capable of switching between two states to manage the length-adjusting device effectively.
Another significant patent is for a generator unit that incorporates a fuel cell device. This generator unit consists of a housing with an opening, a fuel cell device arranged within the housing, and a tailpipe device connected to the fuel cell. The design includes an insulator that minimizes heat transfer from the exhaust pipe to the housing, enhancing the efficiency of the generator unit.
Career Highlights
Throughout his career, Hartwig has worked with prominent companies such as AVL List GmbH and Iwis Motorsysteme GmbH & Co. KG. His experience in these organizations has contributed to his expertise in engine technology and innovation.
Collaborations
Some of Hartwig's notable coworkers include Daiki Tanaka and Julian Makinson. Their collaboration has likely fostered a creative environment that encourages innovation and the development of advanced technologies.
Conclusion
Siegfried Hartwig is a distinguished inventor whose work in engine technology and generator units has led to valuable patents. His contributions continue to influence the field and inspire future innovations.