Location History:
- Hirakata, JP (2011 - 2014)
- Kyoto, JP (2011 - 2015)
Company Filing History:
Years Active: 2011-2015
Title: Takashi Akutagawa: Innovator in Toner Technology
Introduction
Takashi Akutagawa is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of toner technology, holding a total of 5 patents. His innovative work focuses on developing advanced materials that enhance the performance and stability of toner compositions.
Latest Patents
One of Akutagawa's latest patents is a toner binder and toner composition. This invention provides a toner binder that combines excellent low-temperature fixing properties with outstanding hot-offset resistance, allowing for a wide fixing-temperature range. The toner binder comprises a polyester resin, a specific crystalline resin, and, if necessary, a non-crystalline linear polyester resin. The polyester resin includes a carboxylic acid component and a polyol component, with specific requirements for the types and amounts of dicarboxylic acids and polyols used. Additionally, the polyester resin exhibits a storage modulus at 150°C of 2000 Pa or more, ensuring its effectiveness in various applications.
Another notable patent involves core-shell resin particles characterized by their unique structure. These particles consist of one or more film-like shell layers made from a polyurethane resin and a core layer comprising a different resin. The weight ratio between the shell and core layers is carefully controlled, and the particles demonstrate excellent electrostatic properties, thermal stability, and uniform particle diameter.
Career Highlights
Takashi Akutagawa is currently employed at Sanyo Chemical Industries, Ltd., where he continues to innovate and develop new materials for the toner industry. His work has significantly impacted the performance of toner products, making them more efficient and reliable for various applications.
Collaborations
Throughout his career, Akutagawa has collaborated with notable colleagues, including Tsuyoshi Izumi and Masakazu Iwata. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
In summary, Takashi Akutagawa is a distinguished inventor whose work in toner technology has led to several important patents. His contributions continue to shape the industry, demonstrating the importance of innovation in developing high-performance materials.
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.