Location History:
- Minami-Ashigara-shi, JP (1999)
- Kanagawa, JP (2007 - 2018)
- Minami Ashigara, JP (1994 - 2023)
Company Filing History:
20 out of 11,665 
3 out of 2,107 
1 out of 42 Years Active: 1994-2025
Title: Yuka Ishihara: Innovator in Toner Technology
Introduction
Yuka Ishihara, a distinguished inventor based in Minami-Ashigara, Japan, has made significant contributions to the field of toner technology, holding a total of 23 patents. His innovations have influenced the development of electrostatic charge image processing, demonstrating an exceptional understanding of material science and engineering principles.
Latest Patents
Among Ishihara's latest patents are remarkable advancements in toner for electrostatic charge image development, an electrostatic charge image developer, and an image forming apparatus. His toner patent features particles composed of a binder resin that includes 90 mass % or more of an amorphous resin, emphasizing performance in differential molecular weight distribution. In particular, he describes a specific molecular weight distribution curve characterized by maximum and minimum values, which enhances the quality of the imaging process.
The image forming apparatus developed by Ishihara incorporates a brilliant toner that includes flat brilliant pigments and includes a fixing device designed to efficiently adhere the toner image onto recording mediums. This apparatus operates under a specific temperature range, showcasing Ishihara's commitment to efficiency and quality in imaging technologies.
Career Highlights
Throughout his career, Yuka Ishihara has been associated with notable companies such as Fuji Xerox Co., Ltd. and Fujifilm Business Innovation Corporation. His experience with these organizations underscores his capability in innovating and advancing printing technologies, making him a pivotal figure in the industry.
Collaborations
Ishihara has collaborated with esteemed professionals such as Takashi Imai and Hirokazu Hamano. These collaborations highlight the importance of teamwork in driving innovation and facilitating the development of new technologies that push the boundaries of conventional imaging.
Conclusion
Yuka Ishihara's work is a cornerstone in the development of toner technologies used in modern electrostatic imaging. His patents demonstrate not only technological advancements but also the importance of detailed molecular analysis in the formulation of high-performance toners. Through his collaborations and experiences, Ishihara continues to influence the field, inspiring future innovations in imaging technology.
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.