This inventor holds 8 USPTO granted patents and 5 EPO patents. Top assignees: Kone Corporation, Kone Oy. Active years: 1995-2013.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hyvinkaa, FI (1995 - 1998)
- Hyvinkää, FI (2008 - 2013)
Company Filing History:
Years Active: 1995-2013
Title: Seppo Ketoviita: Innovator in Elevator Technology
Introduction
Seppo Ketoviita is a notable inventor based in Hyvinkää, Finland. He has made significant contributions to the field of elevator technology, holding a total of 8 patents. His work focuses on enhancing the safety and efficiency of elevator systems.
Latest Patents
Among his latest patents is a system for the control of the lighting of an elevator car. This invention relates to a method for managing the lighting based on changes in the speed of the elevator car. Another significant patent involves safety arrangements for elevators, which includes a mechanical safety device designed to ensure the safety of the elevator hoistway. This safety arrangement features a detector that monitors for intrusions into the elevator hoistway and can switch to an operating mode that prevents elevator operation upon verifying an intrusion.
Career Highlights
Seppo Ketoviita has worked with prominent companies in the elevator industry, including Kone Corporation and Kone Oy. His experience in these organizations has allowed him to develop innovative solutions that address critical safety and operational challenges in elevator systems.
Collaborations
Throughout his career, Ketoviita has collaborated with talented individuals such as Tatu Mattila and Timo Syrman. These partnerships have contributed to the advancement of his inventions and the overall improvement of elevator technology.
Conclusion
Seppo Ketoviita's contributions to elevator technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the safety and efficiency of elevator systems worldwide.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

