Stephen D Hanna

Title: Innovations of Stephen D Hanna

Introduction

Stephen D Hanna is an accomplished inventor based in Santa Monica, CA. He has made significant contributions to the field of stereolithography, particularly in the development of radiation-curable compositions. With a total of 2 patents, his work focuses on enhancing the production processes of three-dimensional articles.

Latest Patents

Hanna's latest patents include "Viscosity stabilization of radiation-curable filled compositions" and "Process for making three-dimensional articles by stereolithography." The first patent describes a process that utilizes a mixture of cationically and free radical polymerizable compounds, along with filler materials and photoinitiators. This invention aims to stabilize the viscosity of the composition, preventing premature polymerization during the stereolithography process. The second patent outlines a similar process, emphasizing the importance of viscosity stabilization in producing high-quality three-dimensional articles.

Career Highlights

Throughout his career, Stephen D Hanna has worked with notable companies such as Vantico Limited and Ciba Specialty Chemicals Corporation. His experience in these organizations has contributed to his expertise in the field of polymer chemistry and stereolithography.

Collaborations

Hanna has collaborated with professionals like Anastasios P Melisaris and Thomas H Pang, further enhancing his innovative work in the industry.

Conclusion

Stephen D Hanna's contributions to the field of stereolithography and his innovative patents demonstrate his commitment to advancing technology in three-dimensional printing. His work continues to influence the industry and inspire future innovations.