Matti Wahlstrom

Title: Innovations by Matti Wahlstrom

Introduction

Matti Wahlstrom is a notable inventor based in Helsinki, Finland. He has made significant contributions to the field of technology, particularly in the area of motor control and X-ray photography. With a total of 3 patents, Wahlstrom's work showcases his innovative approach to solving complex engineering challenges.

Latest Patents

Wahlstrom's latest patents include a method and circuit arrangement for controlling a stepper motor. This invention is particularly useful in panoramic X-ray apparatuses. The method involves converting control data from a processor into an analog signal, which is then integrated and converted into pulses that control the stepper motor. This innovative approach allows for stepless changes in the speed of rotation, minimizing stress on mobile parts and avoiding mechanical oscillation caused by high momentary forces. Additionally, error correction circuits employing feedback enhance the operation of this invention.

Another significant patent by Wahlstrom relates to a method and device for achieving constant enlargement in panoramic X-ray photography of a patient's dental arch. This invention ensures that constant enlargement is maintained even in areas where the X-ray beam is not perpendicular to the tangent of the dental arch. The method utilizes a specific speed profile on the film to achieve this constant enlargement, demonstrating Wahlstrom's expertise in both medical technology and engineering.

Career Highlights

Matti Wahlstrom is currently associated with Orion-yhtyma Oy, where he continues to innovate and develop new technologies. His work has had a profound impact on the fields of medical imaging and motor control, showcasing his ability to blend engineering principles with practical applications.

Collaborations

Wahlstrom collaborates with Heikki K Kanerva, further enhancing the innovative capabilities of their projects. Their partnership exemplifies the importance of teamwork in driving technological advancements.

Conclusion

Matti Wahlstrom's contributions to innovation, particularly in motor control and X-ray technology, highlight his role as a leading inventor in Finland. His patents reflect a commitment to improving engineering solutions and advancing medical technology.