Company Filing History:
2 out of 295 
1 out of 630 Years Active: 1998-2005
Title: Yasuhiro Ishizuka: Innovator in Thermally Reversible Polymers
Introduction
Yasuhiro Ishizuka is a notable inventor based in Tatebayashi, Japan. He has made significant contributions to the field of thermally reversible polymers, holding a total of 3 patents. His work has advanced the development of imageable elements and photosensitive compositions, showcasing his expertise in materials science.
Latest Patents
Ishizuka's latest patents include a two-layer imageable element comprising thermally reversible polymers. This invention features a substrate and a top layer that includes a thermally imageable composition. The top layer can consist of either a first thermally sensitive supramolecular polymer or a thermally imageable composition free of it. Additionally, a bottom layer containing a second thermally sensitive supramolecular polymer is situated between the substrate and the top layer. This invention also outlines a method for producing the imaged element. Another significant patent involves photosensitive compositions that comprise a phenol resin with a urea bond in the main chain. These compositions are used in planographic printing plate precursors, which exhibit excellent durability, exposure visual image properties, and solvent resistance.
Career Highlights
Throughout his career, Yasuhiro Ishizuka has worked with prominent companies such as Kodak Polychrome Graphics and Dainippon Ink and Chemicals. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field of printing and imaging technologies.
Collaborations
Ishizuka has collaborated with notable professionals in his field, including Eiji Hayakawa and Yasuhiko Kojima. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Yasuhiro Ishizuka's contributions to the field of thermally reversible polymers and photosensitive compositions highlight his role as an influential inventor. His patents and collaborations reflect a commitment to advancing technology in imaging and printing.
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