Location History:
- SF-91100-Ii, FI (1990)
- Saukonkuja, FI (1994 - 1998)
- Ii, FI (1997 - 2018)
Company Filing History:
5 out of 63 
3 out of 38 
2 out of 7 Years Active: 1990-2018
Title: Erkki O Niiranen: A Pioneering Inventor in Radio Frequency Technology
Introduction
Erkki O Niiranen, located in SF-91100-Ii, Finland, is a prominent inventor known for his contributions to the field of radio frequency technology. With a notable portfolio of 13 patents, he has established himself as a key figure in developing innovative solutions that improve the performance and efficiency of radio devices.
Latest Patents
Among Erkki's latest inventions are two significant patents. The first is a Tuning element for radio frequency resonator, which introduces a filter apparatus comprising a first conductive signal line and a second conductive signal line that form two radio frequency resonators. It incorporates a bendable cross-coupling element designed to adjust capacitive coupling between the resonators, showcasing a sophisticated approach to enhancing radio frequency performance.
His second recent patent, Radio device antenna filter arrangement, represents an advanced method for filtering transmitting signals in a radio device using frequency division duplex. This innovative arrangement involves a shared transmitting filter before the signal is divided among various antennas, leading to a significant reduction in space, material, and assembly costs for the antenna end of the radio device.
Career Highlights
Erkki O Niiranen has made impactful contributions through his work at companies such as Lk Products Oy and Filtronic Lk Oy. His experience in these organizations has enabled him to develop and refine his inventions, furthering advancements in radio frequency technology.
Collaborations
Throughout his career, Erkki has collaborated with other industry professionals, including coworkers Jukka Puoskari and Pertti Koskela. These collaborations have contributed to his innovative projects, fostering a rich exchange of ideas and expertise.
Conclusion
Erkki O Niiranen exemplifies what it means to be an innovative inventor in the field of radio frequency technology. With his extensive background and a notable collection of patents, he continues to play a crucial role in shaping advancements that improve radio communication systems. His work not only demonstrates technical ingenuity but also a commitment to enhancing the effectiveness of radio devices for various applications.