Company Filing History:
Years Active: 2005
Title: Innovations by Yasushi Kitagishi: The Pioneer Behind Composite Porous Films
Introduction
Yasushi Kitagishi, an esteemed inventor based in Iwakuni, Japan, has made significant contributions to the field of material science with his innovative processes. His work primarily revolves around the production of composite porous films that have vital applications in the battery industry.
Latest Patents
Kitagishi holds a notable patent titled "Process for production of composite porous film." This groundbreaking process involves the creation of a porous support that is coated on both sides with a solution of an organic polymer compound dissolved in a water-soluble organic solvent. The coated film undergoes a series of critical steps, including an air gap step and immersion in a coagulating bath, which ultimately ensures that the film's integrity and performance are optimized. The outcome of this patented process contributes to the manufacturing of non-aqueous secondary battery separators, delivering excellent handling properties at a low cost. This innovation enables strict control over ion permeability, adhesion with electrodes, and retention of electrolyte solutions, making it a valuable advancement in energy storage technologies.
Career Highlights
Kitagishi is affiliated with Teijin Limited, a prominent company known for its advancements in materials and fibers. His dedication and innovative spirit have made significant strides in enhancing the capabilities and efficiency of materials used in battery technologies.
Collaborations
Throughout his career, Yasushi Kitagishi has collaborated with talented professionals in the field, including Takahiro Daido and Satoshi Igarashi. Working with such esteemed colleagues has enriched his research and development efforts, further solidifying his contributions to material science.
Conclusion
In summary, Yasushi Kitagishi stands out as a remarkable inventor whose work in the production of composite porous films holds promise for advancing battery technologies. His patent not only demonstrates his innovative approach but also showcases the potential impacts on the future of energy storage solutions. With notable collaborations and contributions to Teijin Limited, Kitagishi's legacy in the world of inventions continues to evolve.