Location History:
- Odawara, JP (1993 - 2006)
- Kanagawa, JP (2003 - 2007)
Company Filing History:
6 out of 87 
2 out of 2,347 Years Active: 1993-2007
Title: The Innovations of Takayuki Hisamune
Introduction
Takayuki Hisamune is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of phosphor technology and liquid crystal display devices. With a total of seven patents to his name, Hisamune's work has had a lasting impact on the industry.
Latest Patents
His latest patents include advancements in alkaline earth aluminate phosphors, phosphor paste compositions, and vacuum ultraviolet excitation light emitting elements. These innovations focus on improving luminance retention and reducing deterioration over time under vacuum ultraviolet irradiation. His alkaline earth aluminate phosphor is represented by the formula a (MEu)O.6AlO, where M denotes at least one alkaline earth metal element from the group of Ba, Sr, and Ca. The phosphor exhibits a wide-band peak over a diffraction angle range of 28° to 31° in powder diffraction X-ray spectrum. Additionally, he has developed a color liquid crystal display device that integrates light shutters utilizing liquid crystals, a color filter with red, green, and blue elements, and a backlight for transmission illumination.
Career Highlights
Throughout his career, Takayuki Hisamune has worked with notable companies such as Kasei Optonix, Ltd. and Mitsubishi Chemical Corporation. His experience in these organizations has allowed him to refine his expertise in phosphor technology and display systems.
Collaborations
Hisamune has collaborated with talented individuals in the field, including Kouhei Matsuda and Naoto Kijima. These partnerships have contributed to the success of his innovative projects.
Conclusion
Takayuki Hisamune's contributions to phosphor technology and liquid crystal displays highlight his role as a leading inventor in Japan. His patents reflect a commitment to advancing technology and improving product performance.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.