Location History:
- Hiratsuka, JP (2009 - 2018)
- Kanagawa-ken, JP (2018)
- Tokyo-to, JP (2023)
Company Filing History:
4 out of 173 
1 out of 32 
Years Active: 2009-2023
Title: Taro Tozuka: Innovator in Water-Based Ink Technologies
Introduction
Taro Tozuka is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of ink technology, particularly in the development of water-based ink compositions for ballpoint pens. With a total of four patents to his name, Tozuka's work has had a considerable impact on the writing instrument industry.
Latest Patents
Among his latest patents, Tozuka has developed a water-based ink composition for ballpoint pens that minimizes bleeding and ensures a clear, stable written trace. This innovative ink composition includes water, a coloring agent, and a specific copolymer structure. Additionally, he has created a water-based ballpoint pen utilizing this advanced ink formulation. Another significant patent involves an internal solution for reference electrodes, which enhances endurance by incorporating a copolymerized material with multiple non-acrylamide functional groups.
Career Highlights
Tozuka has worked with prominent companies such as Kabushiki Kaisha Pilot Corporation and Horiba Advanced Techno, Co., Ltd. His experience in these organizations has allowed him to refine his expertise in ink technology and contribute to various innovative projects.
Collaborations
Throughout his career, Tozuka has collaborated with talented individuals, including Yuji Nishio and Akio Ishii. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.
Conclusion
Taro Tozuka's contributions to water-based ink technology exemplify his innovative spirit and dedication to improving writing instruments. His patents reflect a commitment to enhancing the user experience through advanced formulations and designs.