Company Filing History:
Years Active: 1993-2001
Title: The Innovative Contributions of Joseph W. Allison
Introduction
Joseph W. Allison is a prominent inventor based in Valencia, California, known for his significant contributions to the field of 3D printing and stereolithography. With a total of nine patents to his name, Allison has made remarkable advancements that enhance the capabilities of three-dimensional object creation.
Latest Patents
Among his latest patents is the "Boolean Layer Comparison Slice," which describes a method and apparatus for slicing a three-dimensional object representation into multiple layer representations. This innovative approach allows for the formation of objects layer-by-layer according to the principles of stereolithography. The process involves forming layer boundary representations and computing the boolean difference of successive layer boundary representations to derive boundaries of up and down-facing regions. This enables the specification of different cure parameters for these regions, enhancing the precision of the 3D printing process.
Another notable patent is the "Method of Making a Three-Dimensional Object by Stereolithography." This improved method involves alternating the order in which similar sets of vectors are exposed over two or more layers. It also includes techniques such as drawing a pattern of tightly packed hexagonal tiles, isolating each tile from its neighbors, and using an interrupted scan method to address exposure issues associated with the scanning system's acceleration and deceleration.
Career Highlights
Joseph W. Allison is currently associated with 3D Systems, Inc., a leading company in the 3D printing industry. His work at this organization has been pivotal in advancing the technology and applications of stereolithography.
Collaborations
Throughout his career, Allison has collaborated with notable colleagues, including Dennis R. Smalley and Paul F. Jacobs. These collaborations have contributed to the development of innovative solutions in the field of 3D printing.
Conclusion
Joseph W. Allison's contributions to the field of stereolithography and 3D printing are significant and impactful. His innovative patents and work at 3D Systems, Inc. continue to shape the future of technology in this domain.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.