Toshiyuki Uemura, based in Tokyo, Japan, is a prominent inventor known for his significant contributions to the field of electrophoretic technology. With a total of five patents to his name, Uemura continues to push the boundaries of innovation through his research and development efforts.

Latest Patents

Uemura’s latest patents reflect his innovative approach to microcapsule production and pigment dispersion. His notable patents include:

1. **Process for Producing Microcapsule Enclosing Electrophoretic Particle Dispersion** - This invention details a method for producing microcapsules that encapsulate electrophoretic particles in a hydrophobic medium. The process involves emulsifying a hydrophobic dispersion with high-speed stirring, allowing for efficient formation of microcapsules.

2. **Microcapsule Enclosing Electrophoretic Particle Dispersion and Reversible Display Medium Containing the Same** - This patent focuses on a specific formulation that enhances the performance of display mediums by utilizing microcapsules containing electrophoretic particles, enabling reversible displays.

3. **Water-Based Pigment Dispersion, Use Thereof and Process for the Production Thereof** - Uemura developed a unique water-based pigment dispersion that incorporates sulfonic acid group-containing pigment derivatives. This innovation allows for stable dispersion through electrostatic repulsion, significantly benefiting inkjet recording technologies.

Career Highlights

Uemura has worked with notable companies such as Toyo Ink Manufacturing Co., Ltd. and Toyo Ink Manufacturing Company. His experience in the field has equipped him with the knowledge and practical expertise necessary for developing cutting-edge technologies in microencapsulation and pigment dispersion.

Collaborations

Throughout his career, Uemura has collaborated with talented colleagues, including Tsukasa Iguchi and Sunao Satake. Such collaborations have fostered an environment of innovation and contributed to the success of their respective projects and inventions.

Conclusion

Toshiyuki Uemura's innovative spirit and dedication to his craft have resulted in several impactful patents, particularly in the realm of microcapsules and pigment dispersions. As he continues to develop new technologies, Uemura remains a significant figure in the field of electrophoretic technology, paving the way for future advancements.

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