Company Filing History:
Years Active: 2007
Title: Makoto Hirotani: Innovator in Ink Technology
Introduction
Makoto Hirotani is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of ink technology, particularly in the development of water-based ink compositions. His innovative approach has led to advancements in marking pen design and functionality.
Latest Patents
Hirotani holds a patent for a "Water-based pigment-containing ink composition for central core type marking pen." This invention features a central core type marking pen that includes an ink storage portion and a pen tip. The ink composition contains a thickening agent and is designed to exhibit specific viscosity characteristics at 20°C, ensuring optimal performance during use.
Career Highlights
Hirotani is associated with Sakura Color Products Corporation, a company renowned for its high-quality art supplies and writing instruments. His work has contributed to the company's reputation for innovation in the stationery industry.
Collaborations
Hirotani has collaborated with notable colleagues, including Hidetoshi Fukuo and Naoshi Murata. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge products.
Conclusion
Makoto Hirotani's contributions to ink technology exemplify the spirit of innovation in the industry. His patent for a water-based ink composition showcases his commitment to enhancing the functionality of marking pens.