Company Filing History:
Years Active: 1990-2013
Title: **Tatsuya Ichikawa: A Pioneer in Photosensitive Technology**
Introduction
Tatsuya Ichikawa is a prominent inventor based in Hitachi, Japan, known for his contributions to the field of photosensitive elements and related technologies. With an impressive portfolio of nine patents, Ichikawa has made significant advancements that have impacted the manufacturing processes in electronics.
Latest Patents
Ichikawa's latest patents focus on innovative methods and compositions for photosensitive elements. One notable patent describes a photosensitive element that comprises a support, a photosensitive layer, and a protective film laminated in that order. The photosensitive layer contains a resin composition made up of a binder polymer, a photopolymerizing compound, a photopolymerization initiator, and a compound with a maximum absorption wavelength of 370-420 nm. Furthermore, the protective film is mainly composed of polypropylene.
Another significant patent outlines a photosensitive element which includes a support film made of biaxially oriented polyester. A photosensitive resin composition layer is formed on one surface, while a resin layer containing fine particles is placed on the opposite side. This innovation enhances the functionality of the photosensitive element in various applications, particularly in the preparation of resist patterns and wiring patterns.
Career Highlights
Tatsuya Ichikawa works at Hitachi Chemical Company, Ltd., where he has dedicated his career to developing cutting-edge technologies in the field of materials science. His work, particularly in the formulation of photosensitive materials, has greatly influenced the industry and has led to more efficient processes in printed circuit board production.
Collaborations
Throughout his career, Ichikawa has collaborated with fellow experts such as Tatsuo Chiba and Taku Kawaguchi. These partnerships have allowed for the exchange of ideas and have contributed to the innovation and refinement of their research in photosensitive technologies and applications.
Conclusion
Tatsuya Ichikawa stands out as a key inventor in the realm of photosensitive elements, with his recent patents showcasing his commitment to innovation and advancement in technology. His contributions not only benefit Hitachi Chemical Company, Ltd. but also have a lasting impact on the broader electronics manufacturing landscape. Ichikawa's work continues to pave the way for new developments in the field.
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.