Location History:
- Kanagawa, JP (2001)
- Aichi, JP (2005)
- Okazaki, JP (2003 - 2015)
- Tokyo, JP (1999 - 2020)
- Hachioji, JP (2015 - 2020)
Company Filing History:
11 out of 4,236 
9 out of 1,625 
5 out of 2,526 
Years Active: 1999-2025
Title: Innovations by Koji Shibata: A Pioneer in Electrostatic Charge Development
Introduction: Koji Shibata, based in Tokyo, Japan, is a distinguished inventor with a remarkable portfolio of 19 patents to his name. His innovative contributions in the field of electrostatic charge image development have significantly influenced imaging technologies, particularly in printing applications.
Latest Patents: Among his latest inventions, two notable patents stand out. The first is a "Two-component developer for electrostatic charge image development," which aims to provide a developer that maintains high image quality while suppressing fogging during continuous high-coverage printing. This developer consists of toner particles that include a toner base particle and an external additive, as well as a carrier particle with specific structural attributes. The external additive features alumina particles, optimizing the performance of the toner and the image quality.
The second patent is for an "Electrostatic latent image developing toner and image forming method." This invention encompasses toner mother particles that incorporate an external additive comprising inorganic particles and aliphatic acid metal salt particles. The inorganic particles possess a specific particle diameter and high Mohs hardness, ensuring durability and efficacy in the development of latent images.
Career Highlights: Koji Shibata's career includes significant tenures at esteemed companies such as Konica Minolta, Inc. and Konica Minolta Business Technologies, Inc. His work in these organizations has allowed him to push the boundaries of imaging technology, leading to innovative solutions that address the challenges faced in electrostatic charge image development.
Collaborations: Throughout his career, Shibata has collaborated with several talented individuals, including Satoshi Uchino and Hiroaki Obata. Their collective expertise and innovative spirit have contributed to the successful outcomes of many projects and patents in the field.
Conclusion: Koji Shibata's contributions to the field of electrostatic charge image development have made a lasting impact on imaging technologies. With his impressive portfolio of patents and collaborative efforts, he continues to inspire innovation within the industry. His work demonstrates the importance of continuous advancement in technology and the potential for future discoveries in the realm of electrostatic imaging.