Location History:
- Kanagawa, JP (1994 - 1995)
- Kanagawa-ken, JP (1996)
Company Filing History:
Years Active: 1994-1996
Title: The Innovative Contributions of Yoshichi Hagiwara
Introduction
Yoshichi Hagiwara is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of photosensitive resin compositions, holding a total of 5 patents. His work focuses on developing environmentally friendly materials that can be utilized in various applications.
Latest Patents
Hagiwara's latest patents include a process for preparing a waterborne photosensitive resin composition. This innovative process eliminates the need for organic solvents, allowing for development with aqueous alkali solutions. The method involves adding an unsaturated compound, a surfactant, and a photoinitiator to an aqueous emulsion. This process ensures the unsaturated compound is absorbed into the polymeric particles, resulting in a stable waterborne photosensitive resin composition.
Another significant patent is for a photocurable self-retainable gel, which is suitable for applications such as printing plates and photoresists. This gel comprises a polymer composition with isotactic and syndiotactic polymethyl methacrylate moieties, along with a photopolymerizable ethylenically unsaturated compound and a photopolymerization initiator. The gel remains solid at ambient temperature and can undergo reversible gel/sol transitions with temperature changes.
Career Highlights
Throughout his career, Hagiwara has worked with reputable companies, including W.R. Grace & Co. His experience in these organizations has contributed to his expertise in the field of materials science and innovation.
Collaborations
Hagiwara has collaborated with notable individuals such as Katsue Nishikawa and Yuichi Mori. These partnerships have likely enhanced his research and development efforts, leading to the successful creation of his patented technologies.
Conclusion
Yoshichi Hagiwara's contributions to the field of photosensitive materials demonstrate his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of material science and a dedication to advancing technology in practical applications.
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.