Company Filing History:
12 out of 426 
2 out of 125 
1 out of 92 Years Active: 2008-2025
Title: **Inventor Profile: Masateru Matsubara**
Introduction
Masateru Matsubara is a prominent inventor based in Tokyo, Japan. With a remarkable portfolio of 14 patents, he has made significant contributions to the field of optical devices, particularly in projectors and light sources. His innovations reflect a deep understanding of optical technology and a commitment to enhancing visual experiences.
Latest Patents
Matsubara's latest patents include a light source device and a projector with a reducing optical system featuring an adjustable position for positive power lenses. This light source device consists of a phosphor unit with a phosphor, an excitation light source for exciting the phosphor, and a reducing optical system that minimizes the luminous flux diameter of the excitation light. The reducing optical system incorporates multiple lenses, including two lenses with positive power and a lens-moving section that precisely adjusts the position of the lenses along the optical axis.
In addition, he has developed an illuminating optical device capable of reducing luminance loss in display modes to enhance color reproducibility. This device features multiple light source units, each emitting different colors of light, alongside a color wheel that facilitates the selective transmission of these colors. Furthermore, a sophisticated controller enables the selection of various lighting patterns, contributing to the overall visual quality of the display.
Career Highlights
Matsubara has worked with renowned companies throughout his career, including NEC Display Solutions and NEC Viewtechnology. His experience also includes collaborations on innovations that push the boundaries of optical technology and enhance multimedia experiences.
Collaborations
Throughout his career, Matsubara has collaborated with notable professionals such as Hiroyuki Saitou and Atsushi Katou. These partnerships have enabled him to leverage diverse expertise, contributing to the successful development of his innovative products.
Conclusion
Masateru Matsubara stands out as a leading inventor in the field of optical devices. His extensive portfolio and collaborative efforts highlight his dedication to innovation. As the technology continues to evolve, Matsubara's contributions will undoubtedly play a vital role in shaping the future of visual and lighting technologies.
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.