Satoshi Okutsu

Title: Satoshi Okutsu: Innovator in Color Filter Technology

Introduction

Satoshi Okutsu, a prolific inventor based in Tokyo, Japan, has made significant contributions to the field of display technology. With a remarkable portfolio of 10 patents, he has focused his efforts on developing innovative solutions that enhance visual experiences in liquid crystal display devices.

Latest Patents

Among his latest inventions are two noteworthy patents that showcase Okutsu's expertise in color filter technology. The first patent describes a color filter designed for liquid crystal display devices, utilizing red, green, and blue filter segments. This filter is specifically engineered to work with white LED light sources that possess specified spectral properties. The red filter segment offers 50% transmittance within the 595-610 nm wavelength range and achieves over 85% transmittance at 630 nm. Meanwhile, the blue filter segment maintains a maximum transmittance wavelength of 455 nm or less, providing at least 55% transmittance at 450 nm. Each filter segment is precisely crafted with a thickness of 3.0 µm or less. The second patent involves a colored composition for a color filter that incorporates a transparent resin carrier and a green colorant. This innovation features a halogenated metallophthalocyanine pigment with copper as a central metal, alongside other identified metals, offering a new dimension in color richness and display quality.

Career Highlights

Satoshi Okutsu has had a dynamic career, marked by his association with notable institutions, including Toyo Ink Manufacturing Company and Toyo Ink Mfg. Co., Ltd. His work in these companies has allowed him to drive forward the development of display technologies, specializing in color filtering and liquid crystal device innovations.

Collaborations

Throughout his career, Okutsu has benefited from collaborations with other skilled professionals. His notable coworkers, Toshio Enokida and Michiko Tamano, have played significant roles in supporting his innovative endeavors, facilitating discussions and ideas that have contributed to advancements in color filter technology.

Conclusion

Satoshi Okutsu stands out as a key figure in the realm of display innovation. His dedication to developing advanced color filters and liquid crystal display technologies underscores his impact on the industry. With a solid foundation of patents and collaborations, Okutsu continues to inspire future advancements within the field.