This inventor holds 3 USPTO granted patents. Top assignees: Fujinon Sano Corporation, Other. Active years: 2004-2007.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 4 
1 out of 834,513 Years Active: 2004-2007
Title: Keiji Komiya: Innovator in Optical Technology
Introduction
Keiji Komiya is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of optical technology, holding a total of 3 patents. His work primarily focuses on advancements in optical elements and their manufacturing processes.
Latest Patents
One of his latest patents is for a collimator lens for optical pickup. This innovative lens is strategically located in the light path from a laser light source to an optical information recording medium. The collimator lens is composed of a cemented lens, which includes a biconvex lens and a meniscus lens, along with an aspheric plastic lens made from a transparent thin synthetic resin film. This film is laminated on the surface of the biconvex lens that faces the optical recording medium. The design achieves a composite focal length of f=10 mm, with an epaxial chromatic aberration correction rate (a) of less than 2.2 μm/nm and a numerical aperture (NA) ranging from 0.12 to 0.4.
Another significant patent by Komiya is a complex optical element and method for manufacturing it. This invention features a lens-laminated composite optical element that consists of a vitreous optical element with a plane surface for inherent optical functions. Additionally, it includes a thin, filmy transparent plastic lens portion molded into a curved lens profile, which is laminated onto the plane surface of the vitreous optical element using a mold.
Career Highlights
Throughout his career, Keiji Komiya has worked with various companies, including Fujinon Sano Corporation. His expertise in optical technology has allowed him to develop innovative solutions that enhance the performance of optical devices.
Collaborations
Komiya has collaborated with notable individuals in the field, including Hatsuo Hirose and Hidekuni Aizawa. These collaborations have contributed to the advancement of optical technologies and innovations.
Conclusion
Keiji Komiya's contributions to optical technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative designs continue to influence the development of advanced optical systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile