Location History:
- Northport, NY (US) (2020 - 2023)
- Franklin, MA (US) (2021 - 2024)
Company Filing History:
Years Active: 2020-2024
Title: The Innovative Contributions of Harald Lemke
Introduction
Harald Lemke is a notable inventor based in Northport, NY (US), recognized for his significant contributions to the field of materials science. With a total of six patents to his name, Lemke has focused on developing advanced metallic alloys that enhance the capabilities of 3D printing technologies.
Latest Patents
One of Lemke's latest patents involves the creation of 3D printable hard ferrous metallic alloys for powder bed fusion. These alloy compositions are designed for 3D metal printing procedures, providing metallic parts with exceptional hardness, tensile strengths, yield strengths, and elongation. The alloys consist of iron (Fe), chromium (Cr), and molybdenum (Mo), along with at least three additional elements selected from carbon (C), nickel (Ni), copper (Cu), niobium (Nb), silicon (Si), and nitrogen (N). The resulting parts exhibit impressive mechanical properties, including a tensile strength of at least 1000 MPa, a yield strength of at least 640 MPa, an elongation of at least 3.0%, and a hardness of at least 375 HV.
Another significant patent by Lemke pertains to infiltrated ferrous materials. This invention encompasses metallic alloys and methods for preparing free-standing metallic materials in a layerwise manner. The layerwise construction results in a metallic skeleton with selected porosity, which can be infiltrated with a second metal to create a free-standing material that maintains a volume loss of less than or equal to 130 mm as measured according to ASTM G65-04 (2010).
Career Highlights
Throughout his career, Lemke has worked with prominent companies in the industry, including The Nanosteel Company, Inc. and MacLean-Fogg Company. His work has significantly advanced the understanding and application of metallic materials in various engineering fields.
Collaborations
Lemke has collaborated with notable professionals in his field, including Charles D. Tuffile and Patrick E. Mack. These collaborations have further enriched his research and development efforts.
Conclusion
Harald Lemke's innovative work in the development of advanced metallic alloys has made a substantial impact on the field of 3D printing and materials science. His patents reflect a commitment to enhancing the performance and capabilities of metallic materials, paving the way for future advancements in technology.