Location History:
- Yokohama, JP (1980 - 1982)
- Kanagawa, JP (1984)
- Tokyo, JP (1988 - 1995)
Company Filing History:
5 out of 47 
3 out of 508 
1 out of 59 
Years Active: 1980-1995
Title: Haruki Tsuruta: Innovator in Sweeteners and Liquid Crystal Technology
Introduction
Haruki Tsuruta, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the fields of sweeteners and liquid crystal technology. With a total of eight patents to his name, Tsuruta's innovations reflect his dedication to enhancing both food science and electronic display technologies.
Latest Patents
Among Tsuruta's latest patents are the N-(L-aspartyl)amino alcohol derivatives and sweeteners, namely (2R,3R)-3-N-(L-aspartyl)amino-1-(1-methyl-2-norbornyl)-2-butanol and (2R,3R)-3-N-(L-aspartyl)amino-1-(3-methyl-2-norbornyl)-2-butanol. These compounds exhibit excellent sweetness characteristics and demonstrate stability in acidic aqueous solutions, making them highly valuable as sweeteners across various applications. Additionally, he developed a ferroelectric smectic liquid crystal compound that showcases fast electro-optical switching capabilities in image displays. This compound is characterized by its optical and electrical stability, bolstering advancements in liquid crystal technology.
Career Highlights
Tsuruta has had a distinguished career, working with prominent companies such as Takasago Perfumery Co., Ltd. and Takasago International Corporation. His experiences in these organizations have allowed him to blend his expertise in chemistry with practical applications in flavor and display technologies.
Collaborations
Throughout his career, Tsuruta has collaborated with reputed colleagues, including Toyohiko Kobayashi and Toshio Yoshida. These partnerships have played a crucial role in fostering innovation and driving the development of new technologies in his field.
Conclusion
Haruki Tsuruta stands out as a notable inventor whose work on sweeteners and liquid crystal technologies demonstrates a commitment to innovation. His patents not only contribute to the scientific community but also have significant implications for industries that rely on sweeteners and advanced display solutions. As he continues to push the boundaries of research, Tsuruta remains an influential figure in the realm of inventions.