This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Vacon Oyj. Active years: 2009-2010.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Långåminne, FI (2009)
- Lángáminne, FI (2010)
Company Filing History:
Years Active: 2009-2010
Title: Lasse Kortelahti: Innovator in Frequency Converter Technology
Introduction
Lasse Kortelahti is a notable inventor based in Lángáminne, Finland. He has made significant contributions to the field of frequency converter technology, holding two patents that showcase his innovative approach to electrical engineering.
Latest Patents
Kortelahti's latest patents include a "Current measuring arrangement of a frequency converter" and a "Limit for the harmonics of a current." The first patent describes a method and appliance for measuring the output current of a frequency converter, which includes a network bridge connected to an AC network and a controllable three-phase load bridge. This invention utilizes a DC intermediate circuit with a filter capacitor and controllable semiconductor switches, allowing for precise current measurement based on samples from the filter capacitor. The second patent focuses on a wiring arrangement and appliance designed to limit the harmonics of current supplied to a frequency converter from an AC electricity supply network. This invention features an uncontrolled network bridge for rectifying AC voltage, a DC intermediate circuit with a filtering capacitor, and a load bridge controlled by pulse-width modulation.
Career Highlights
Lasse Kortelahti is currently employed at Vacon Oyj, a company known for its expertise in frequency converters and related technologies. His work at Vacon has allowed him to develop and refine his innovative ideas, contributing to advancements in the industry.
Collaborations
Kortelahti has collaborated with notable colleagues, including Jaakko Ollila and Nicklas Södö. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Lasse Kortelahti's contributions to frequency converter technology through his patents and work at Vacon Oyj highlight his role as an influential inventor in the field. His innovative solutions continue to impact the industry positively.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile