Company Filing History:
8 out of 7,273 
3 out of 1,180 
1 out of 1 Years Active: 1985-2002
Title: Innovations of Lawrence S. Rajnik
Introduction
Lawrence S. Rajnik is a notable inventor based in Corning, NY, with a remarkable portfolio of 12 patents. His work primarily focuses on advancements in extrusion die technology, particularly for creating cellular honeycomb structures. Rajnik's innovative methods and designs have significantly contributed to the field of materials engineering.
Latest Patents
One of Rajnik's latest patents is a method for making a composite extrusion die for producing a cellular honeycomb structure with thin cell walls. This method involves several intricate steps, including drilling a grid of separate feed holes into the inlet face of an extrusion die base element and cutting intersecting primary outlet slots into the outlet face. The design ensures that every alternate primary outlet slot communicates with multiple feed channels. Additionally, the method includes creating secondary outlet slots that bisect the primary slots and scoring indentations on the outlet face. The process culminates in the attachment of a capping plate and the precise cutting of cap slots. Another significant patent is the composite extrusion die itself, which features a finned protrusion extending from at least one cell wall of the honeycomb structure. This die incorporates multiple insert members that control the flow of extrudable material, resulting in a honeycomb structure with distinct finned protrusions.
Career Highlights
Rajnik has had a distinguished career, working with prominent companies such as Corning Incorporated and Corning Glass Works. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in extrusion technology.
Collaborations
Throughout his career, Rajnik has collaborated with notable colleagues, including George M. Cunningham and David F. Thompson. These partnerships have fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
Lawrence S. Rajnik's contributions to the field of extrusion die technology exemplify the spirit of innovation. His patents and career achievements reflect a commitment to advancing engineering solutions that enhance material production processes.