Company Filing History:
2 out of 205 
2 out of 362 Years Active: 2005
Title: Alpo K Vallinmäki: Innovator in Non-Linear Inductor Technology
Introduction
Alpo K Vallinmäki is a notable inventor based in Mukwonago, WI (US). He has made significant contributions to the field of electrical engineering, particularly in the development of non-linear inductors. With a total of 2 patents to his name, Vallinmäki's work focuses on reducing total harmonic distortion in AC drive systems.
Latest Patents
Vallinmäki's latest patents include a "Low Harmonic Rectifier Circuit" and a "Method for Making a Non-Linear Inductor." Both patents describe the use of non-linear inductors to minimize the percent total harmonic distortion of harmonics in the line currents of the input side rectifier system of an AC drive system. The patents detail various constructions for the non-linear inductors, which may be made from E and I laminations or a toroidal core. The design of the gap in these inductors is crucial and can vary based on the construction of the laminations.
Career Highlights
Throughout his career, Vallinmäki has worked with prominent companies such as ABB Inc. and ABB Oy. His experience in these organizations has contributed to his expertise in electrical engineering and innovation.
Collaborations
Vallinmäki has collaborated with notable professionals in his field, including Kalyan P Gokhale and Nicklas Jan Anders Sodo. These collaborations have likely enriched his work and contributed to his innovative patents.
Conclusion
Alpo K Vallinmäki is a distinguished inventor whose work in non-linear inductor technology has made a significant impact in the field of electrical engineering. His patents reflect a commitment to innovation and excellence in reducing harmonic distortion in AC drive systems.