This inventor holds 5 USPTO granted patents, plus 1 CIPO patent and 5 EPO patents. Top assignees: Hitachi Energy Ltd, Abb Technology Ltd, Atlas Copco Drilling Solutions, LLC. Active years: 2014-2025.
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 340 
1 out of 191 
1 out of 16 
Years Active: 2014-2025
Title: Innovations by Per Krainer: A Look into His Contributions
Introduction
Per Krainer, an innovative inventor based in Ludvika, Sweden, has made significant contributions to technology through his patents. With a total of three patents, Krainer has developed systems that enhance electrical performance and efficiency in various applications.
Latest Patents
Krainer's latest inventions include a Contact Bounce Reduction System and an Actuator for a Tap Changer. The Contact Bounce Reduction System features a movable member and a contact bounce damping device that comprises various components such as a body, first and second balls, and resilient members. This design effectively minimizes contact bounce, utilizing energy accumulation through a sophisticated mechanism involving a piston.
The Actuator for a Tap Changer is another remarkable invention. It includes a hollow piston and a surrounding cylinder, allowing for axial movement to vary the volume of the cylinder space. The arrangement of the piston ring and spring facilitates efficient operation, ensuring that the actuator performs well in the dynamic environment of electrical transformers.
Career Highlights
Throughout his career, Per Krainer has been associated with key players in the industry. He has worked with Atlas Copco Rock Drills AB and Atlas Copco Drilling Solutions, LLC, where he utilized his expertise in mechanical design and innovation to drive advancements in engineering solutions.
Collaborations
Krainer has collaborated with talented individuals in his field, including Deyi Jiao and Harald Hedsten. These partnerships have enabled him to enhance his inventions and push the boundaries of technology through teamwork and innovation.
Conclusion
Per Krainer continues to exemplify the spirit of innovation. His patents reflect his commitment to improving technology in electrical applications. As he progresses in his career, Krainer’s work will undoubtedly inspire future advancements and contribute to the ongoing evolution of engineering design.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile