This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignees: Ningbo Geely Automobile Research & Dev. Co., Ltd., Zhejiang Geely Holding Group Co., Ltd. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 72 
2 out of 204 
Years Active: 2025
Title: Innovations by Henrik Grammahage
Introduction
Henrik Grammahage is a notable inventor based in Torslanda, Sweden. He has made significant contributions to the automotive industry, particularly in the development of vehicle door systems. With a total of 2 patents, his work focuses on enhancing vehicle safety and durability.
Latest Patents
Henrik's latest patents include a door system and a method for improving the durability of a vehicle during a roof crush. The first patent describes a door system that integrates a vehicle body structure with a first door structure. This design features a first door beam that extends between the lower and upper parts of the vehicle body when closed. A first bracket is attached to the lower end of the first door beam, which runs in a guide rail within the vehicle body. This innovative mechanism ensures that during a roof crush, the first protrusion and recession engage to prevent the door from separating from the vehicle body.
The second patent focuses on a vehicle door system that includes a first door beam designed to interact with a receiving guide rail. This system is engineered to engage with a cross member during a side collision, thereby preventing vertical movement of the door beam. These advancements significantly improve the safety features of vehicles.
Career Highlights
Henrik has worked with prominent companies in the automotive sector, including Ningbo Geely Automobile Research & Development Co., Ltd. and Zhejiang Geely Holding Group Co., Ltd. His experience in these organizations has allowed him to contribute to innovative automotive solutions.
Collaborations
Henrik has collaborated with talented individuals such as Martin Larsson and Martin Svensson. Their teamwork has fostered an environment of creativity and innovation in their projects.
Conclusion
Henrik Grammahage's contributions to vehicle safety through his innovative patents demonstrate his commitment to enhancing automotive technology. His work continues to influence the industry positively.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile