Location History:
- Habikino, JP (1996 - 1998)
- Nara, JP (1998)
- Kashiba, JP (1999 - 2006)
Company Filing History:
Years Active: 1996-2006
Title: **Innovative Contributions of Toshihiko Murakami in Electrophotography**
Introduction
Toshihiko Murakami, an accomplished inventor based in Kashiba, Japan, has made significant strides in the field of electrophotography. With a total of nine patents to his name, his work continues to influence the technology used in imaging and printing applications.
Latest Patents
Among his latest inventions, Murakami has developed a master batch and toner for use in electrophotography. This innovative master batch incorporates a polyester resin as a binder and carbon black as a colorant, featuring a primary particle size between 10 nm to 100 nm. It is designed to blend with 30 to 60 parts by weight of carbon black, achieving a lightness L* of 20 or higher. Furthermore, the reflectance A at 400 nm and reflectance B at 700 nm are tailored to satisfy specific relations, ensuring stable dispersal of carbon black under optimized conditions.
In addition, he has created a toner for developing electrostatic latent images, which consists of a colorant, polyester resin, and both negative and positive charge controlling agents. His formulation emphasizes precise adhesion properties with a polyester resin having a specific acid value and molecular weight.
Career Highlights
Murakami is currently associated with Sharp Kabushiki Kaisha Corporation, where he continues to pioneer advancements in imaging technology. His expertise in polymer chemistry and electrophotography has been instrumental in developing new materials that enhance the performance of imaging systems.
Collaborations
Throughout his career, Murakami has collaborated with eminent colleagues such as Tadashi Nakamura and Yoshiaki Akazawa. Together, they have contributed to innovative research and development projects, pushing the boundaries of current engineering and materials science.
Conclusion
Toshihiko Murakami’s inventions represent a remarkable blend of chemistry and technology, advancing the capabilities of electrophotographic applications. His dedication to innovation not only showcases his individual expertise but also highlights the collaborative spirit prevalent in the field of invention. As he continues to explore new horizons in imaging technology, Murakami remains a significant figure in the realm of patents and innovations.
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.