This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignees: Shell Oil Comapny, Other. Active years: 1988-2003.
Location History:
- Houston, TX (US) (1988 - 1996)
- Rapid City, SD (US) (2003)
Company Filing History:

Years Active: 1988-2003
Title: David B Litzen: Innovator in Farrier Tools and Ketone Production
Introduction
David B Litzen is a notable inventor based in Houston, TX (US). He has made significant contributions to the field of innovation, particularly with his inventions related to farrier tools and chemical processes. With a total of 3 patents, Litzen has demonstrated his expertise and creativity in developing practical solutions.
Latest Patents
One of his latest patents is a farrier's tool designed to trim a horse's hoof. This innovative tool employs a cam mechanism that amplifies the mechanical advantage, allowing the operator to trim a hoof using a single hand. Another significant patent involves a multistep process for producing amyl ketones. In this process, a methyl ketone is reacted with butyraldehyde to create a C.sub.7 aldol condensation product, which is then dehydrated to form an olefinic ketone and hydrogenated to yield an amyl ketone. This process is suitable for coproduction alongside MIBK and achieves high selectivity in the products.
Career Highlights
Throughout his career, David B Litzen has worked with prominent companies, including Shell Oil Company. His experience in the industry has contributed to his innovative mindset and ability to develop effective solutions.
Collaborations
Litzen has collaborated with notable coworkers such as Duraisamy Muthusamy and John L Schneller. These partnerships have likely enriched his work and led to further advancements in his projects.
Conclusion
David B Litzen is a distinguished inventor whose work in farrier tools and ketone production showcases his innovative spirit. His contributions to these fields reflect his commitment to advancing technology and improving practical applications.