This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignee: Volkswagen Ag. Active years: 2026.
Company Filing History:
Years Active: 2026
Title: The Innovations of Sergej Kujat
Introduction: Sergej Kujat is an inventive mind based in Varrel, Germany. He is known for his work in the field of elastocaloric heat pumps. Despite not having any granted patents, his contributions to the field are noteworthy.
Latest Patent Applications: Sergej Kujat has filed several innovative patent applications. One of his latest applications is for an elastocaloric heat pump and motor vehicle comprising an elastocaloric heat pump. This design includes at least one first cooling medium channel, at least one second cooling medium channel, at least one elastocaloric element, and a drive device. The elastocaloric element is strategically positioned between the first and second cooling medium channels and is connected at each end to a carriage. The carriages are displaceably arranged on two guide means that are not parallel to each other. The drive device is configured to cyclically displace the carriages along the guide means, thereby alternately bringing the elastocaloric element into thermal contact with the outer walls of the cooling medium channels. This configuration satisfies high leak tightness requirements and achieves high efficiency. Another application involves an elastocaloric heat pump that requires minimal installation space. This design includes an elastocaloric element, a first coolant duct, a second coolant duct, and at least one drive device. The elastocaloric element is connected to a carriage on both ends, and the carriages are arranged displaceably on two guide mechanisms that are not parallel to each other. The drive device cyclically displaces the carriages along the guide mechanism, allowing the elastocaloric element to be cyclically expanded between the first and second coolant ducts.
Conclusion: Sergej Kujat's innovative approaches to elastocaloric heat pumps demonstrate his commitment to advancing technology in this field. His latest patent applications reflect a focus on efficiency and compact design, which could have significant implications for future developments in thermal management systems.