Pertti Helminen

Title: Pertti Helminen: Innovator in Wood Technology

Introduction

Pertti Helminen is a notable inventor based in Lohja, Finland. He has made significant contributions to the field of wood technology, particularly in the strength-grading of veneer sheets. His innovative methods have the potential to enhance the quality and durability of multi-layer wood products.

Latest Patents

Pertti Helminen holds a patent for a method of enhancing the strength and reducing strength variations of multi-layer wood, plywood, or similar materials. This patent focuses on measuring the density of the veneer sheets used in production and grading them accordingly. The density is measured using a high-frequency electromagnetic resonator, which allows for the identification of higher density veneer sheets that can be used as surface sheets. Additionally, it addresses local density variations in central sheets by mixing veneer sheets of various densities.

Career Highlights

Helminen is associated with Finnforest Oy, a company known for its expertise in wood products and technology. His work has contributed to advancements in the manufacturing processes of plywood and multi-layer wood products, ensuring higher quality and performance standards.

Collaborations

Pertti Helminen has collaborated with his coworker, Matti Kairi, to further develop and refine his innovative methods in wood technology. Their combined efforts have led to improvements in the production processes and quality of veneer sheets.

Conclusion

Pertti Helminen's contributions to wood technology through his innovative patent demonstrate his commitment to enhancing the quality of multi-layer wood products. His work continues to influence the industry positively.