Company Filing History:
2 out of 223 
1 out of 105 
1 out of 7 Years Active: 2004-2009
Title: **Innovator Spotlight: Yasushi Nakanishi**
Introduction
Yasushi Nakanishi is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of imaging technology. He holds three patents that showcase innovative advancements in toner and image development processes.
Latest Patents
Nakanishi's latest patents highlight his expertise in developing materials for electrostatic image formation. One notable patent involves a specially formulated polyester resin for toner. This resin incorporates a variety of components, including disproportionated rosin, terephthalic acid, glycidyl ester of tertiary fatty acid, and polycarboxylic acids. The patent specifies unique molar ratios for these components to optimize performance. Another patent focuses on a complete toner composition that includes the polyester resin, a colorant, and a charge control agent, designed for developing electrostatic images. Nakanishi's innovative image-forming method further emphasizes the use of silicon carbide fine powder within an electrostatic image developer, enhancing the quality of the developed images.
Career Highlights
Nakanishi has made notable strides in the industry while working with companies such as Toyo Ink Manufacturing Company and Toyo Ink Mfg. Co., Ltd. Through his career, he has demonstrated a commitment to innovation in materials science and imaging technologies, ensuring that his inventions continue to play a role in advancing these fields.
Collaborations
Throughout his career, Nakanishi has collaborated with accomplished professionals, including Hirofumi Iemura and Akira Yamane. These partnerships have enriched his work, allowing for the exchange of ideas and the development of cutting-edge technologies in toner and image processing.
Conclusion
Yasushi Nakanishi stands out as an inventive force in the realm of imaging technology. With his three patents, he has made lasting contributions that not only enhance the performance of toners and imaging methods but also underscore the innovative spirit driving the industry forward. His ongoing work continues to influence advancements in the field, paving the way for future developments.