This inventor holds 2 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1991.
Company Filing History:
Years Active: 1991
Title: Innovations of Tomohisa Gotou
Introduction
Tomohisa Gotou is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced crystal forms for use in high-tech applications. With a total of 2 patents, his work has garnered attention for its innovative approaches and practical applications.
Latest Patents
One of Tomohisa Gotou's latest patents is focused on a new crystal form of a titanyl phthalocyanine compound. This invention provides a crystal form that exhibits strong absorption peaks at 1,332 ± 2 cm⁻¹, 1,074 ± 2 cm⁻¹, 962 ± 2 cm⁻¹, and 783 ± 2 cm⁻¹ in an infrared absorption spectrum. Additionally, it shows characteristic strong peaks at 27.2°, 9.7°, and 24.1° of Bragg's angle 2θ in an X-ray diffraction spectrum. This crystal form is noted for its excellent dispersibility and stability in solvents, as well as its high photoelectric conversion efficiency. It is particularly useful as a charge generation agent that is highly sensitive in the semiconductor laser wavelength region, making it ideal for photosensitive materials used in high-speed, high-definition printers. The crystal form can be obtained by treating non-crystalline titanyl phthalocyanine with tetrahydrofuran.
Career Highlights
Tomohisa Gotou is currently associated with NEC Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of materials used in various high-tech applications.
Collaborations
Throughout his career, Tomohisa has collaborated with notable colleagues, including Yoshikazu Mimura and Keiichi Takano, who has since passed away. These collaborations have contributed to the success and impact of his inventions.
Conclusion
Tomohisa Gotou's contributions to the field of materials science, particularly through his innovative patents, highlight his role as a significant inventor in the industry. His work continues to influence advancements in technology and applications in high-speed printing and semiconductor materials.