Title: Tiang-Shing Chang: Innovator in Cleaning and Oral Hygiene Compositions
Introduction
Tiang-Shing Chang is an inventive mind based in the United States. He has contributed to the field of cleaning and oral hygiene with his innovative approaches. Although he holds no patents, his work has led to significant advancements in these areas.
Latest Patents
Chang's latest patents include "An Improved Cleaning Method And Composition For The Domestic Water Closet." This invention features a surface erodible controlled releasing, free-standing cleaning block for domestic water closets. It comprises a controlled releasing agent, erosion rate modifier, processing aid, acidic chelating agent, color indicator, density modifier, and internal lubricant. Another notable invention is "Taste Preserving, Mild Oral Hygiene Compositions." This relates to a mild oral hygiene composition such as toothpaste, dental gel, mouth rinse, or tooth powder. It contains a mild surfactant, protein fatty acid condensate, or acid hydrolyzed animal protein, along with a combination of mild high foaming surfactants or natural emulsifiers.
Career Highlights
Throughout his career, Tiang-Shing Chang has worked with reputable companies such as Block Drug Company, Inc. and HPD Laboratories, Inc. His experience in these organizations has allowed him to refine his skills and contribute to innovative products in the market.
Collaborations
Chang has collaborated with notable individuals in his field, including Joseph Kanapka and Michael C. Alfano. These partnerships have likely enriched his work and led to further advancements in his inventions.
Conclusion
Tiang-Shing Chang is a dedicated inventor whose work in cleaning and oral hygiene compositions showcases his innovative spirit. His contributions, although not patented, reflect a commitment to improving everyday products.