Company Filing History:
3 out of 16,453 
1 out of 13,289 Years Active: 2013-2022
Title: Yasunori Touchi: A Visionary Inventor in Optical Systems
Introduction
Yasunori Touchi, based in Osaka, Japan, is a renowned inventor with a remarkable portfolio of four patents. His innovative contributions in the field of optical systems have significantly advanced imaging technologies, demonstrating his expertise and dedication to the industry.
Latest Patents
Touchi's latest innovations include the development of a single focus image pickup optical system and an image pickup device and camera system utilizing this optical system. This fixed focal length imaging optical system features a first lens group with positive power, followed by a second lens group with positive power, and a third lens group with negative power. The design allows the second lens group to move along the optical axis during focusing, while the other groups remain stationary. This configuration effectively corrects various aberrations such as spherical aberration, astigmatism, and distortion, ultimately enhancing image quality.
Additionally, he has developed a zoom lens system consisting of several lens units that work together to achieve magnification changes. This system includes both positive and negative optical power elements and adjusts air spaces between the lens units during zooming. The innovative approach enables exceptional focusing and imaging capabilities.
Career Highlights
Touchi's professional journey includes significant roles at major companies, including Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His work within these organizations has allowed him to refine his skills and contribute to cutting-edge technologies in imaging and optical systems.
Collaborations
Throughout his career, Yasunori Touchi has collaborated with notable peers, including Takakazu Bito and Shinji Yamaguchi. These partnerships have fostered an environment of creativity and innovation, resulting in advancements that have shaped the imaging technology landscape.
Conclusion
Yasunori Touchi's contributions to the field of optical systems and imaging technologies exemplify the impact of innovative thinking and dedication. His patents reflect a commitment to enhancing the quality of imaging devices, and his collaborations with industry colleagues further illustrate the power of teamwork in achieving groundbreaking advancements.