Company Filing History:
6 out of 68 
1 out of 24 
Years Active: 2019-2025
Title: Holger Semrau: Innovator in Connector and Explosion-Proof Technologies
Introduction
Holger Semrau is a notable inventor based in Satteldorf, Germany. He has made significant contributions to the fields of connector devices and explosion-proof housing technologies. With a total of six patents to his name, Semrau's work reflects a commitment to innovation and safety in engineering.
Latest Patents
Among his latest inventions is a plug connection device. This device features a plug housing that contains at least one electrical plug contact, which is insulated within the housing. The corresponding socket housing includes a socket contact and an electrically insulating plug channel designed to receive the plug contact. A unique aspect of this invention is the rotatable sleeve arranged on either the plug or socket housing, which incorporates a slotted guide arrangement. This arrangement includes a separating portion with a slope and a delay portion that has a smaller slope, enhancing the functionality of the connection.
Another significant patent is for an explosion-proof housing that includes a housing body with an interior and a housing opening for access. This design features a central strut that subdivides the opening into multiple portions, ensuring flameproof joints between the covers and the housing body. The central strut is designed for easy removal, allowing for a barrier-free housing opening, which is crucial for safety and accessibility.
Career Highlights
Holger Semrau has worked with R. Stahl Schaltgeräte GmbH, a company known for its expertise in electrical engineering and safety technology. His experience in this company has undoubtedly influenced his innovative designs and patents.
Collaborations
Throughout his career, Semrau has collaborated with talented individuals such as Elena Kondrus and Maxim Kutsch. These partnerships have likely contributed to the development of his innovative ideas and patents.
Conclusion
Holger Semrau's contributions to connector devices and explosion-proof technologies demonstrate his dedication to innovation and safety. His patents reflect a deep understanding of engineering principles and a commitment to improving safety standards in the industry.
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.