James D Lean

James D Lean is a notable inventor based in London, GB. He has made significant contributions to the field of surface crack detection through his innovative patent. His work focuses on enhancing the evaluation of workpieces, ensuring quality and safety in various applications.

Latest Patents

James D Lean holds a patent for a "Process and device for detecting and evaluating surface cracks in workpieces." This invention utilizes a video camera to capture images of the workpiece surface, which are then digitized and processed by a computer. The result is a binary image that highlights any cracks present. The system is designed to produce a sorting report when a preselected threshold level is exceeded. To ensure accuracy, a blurred background picture is derived from the original image, allowing for a more precise representation of cracks. The invention also includes a dynamic threshold level that is determined by comparing the grey shade distribution of the original or difference picture with previously evaluated images.

Career Highlights

Throughout his career, James D Lean has worked with reputable companies, including Isotopen-Technik Dr. Sauerwein GmbH and Ford-Werke AG. His experience in these organizations has contributed to his expertise in the field of surface evaluation and defect detection.

Collaborations

James has collaborated with notable individuals such as Kurt Sauerwein and Hans P Busse. These partnerships have further enriched his work and innovations in the industry.

Conclusion

James D Lean's contributions to the field of surface crack detection through his innovative patent demonstrate his commitment to advancing technology in quality assurance. His work continues to impact various industries by improving the methods used to evaluate workpieces for defects.