This inventor holds 12 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1990-1995.
Location History:
- Shioiri, JP (1993 - 1994)
- Yokohama, JP (1990 - 1995)
Company Filing History:
Years Active: 1990-1995
Title: Keiko Ikoma: Innovator in Optical Molding Technology
Introduction
Keiko Ikoma is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical molding technology, holding a total of 12 patents. His innovative work has advanced the methods and materials used in the production of optical elements.
Latest Patents
Among his latest patents is a mold with a film of 0-5 atom % hydrogen and a molding method utilizing the same. This mold is designed for press-molding optical elements, featuring a molding surface coated with a hard carbon film that has a spin density of 1.times.10.sup.18 spin/cm.sup.3 or less and a film density of at least 1.5 g/cm.sup.3. Another notable patent involves a mold having a diamond layer for molding optical elements. This diamond sintered product, made with diamond particles and a suitable sintering aid, is ideal for optical element molding due to its high-temperature resistance and minimal oxidation, which prevents lead precipitation. The mold also features a diamond layer with a (100) face, created using the CVD method with gas containing 1-3% methane in hydrogen.
Career Highlights
Keiko Ikoma works at Canon Kabushiki Kaisha, a leading company in imaging and optical technologies. His work has been instrumental in enhancing the quality and efficiency of optical element production.
Collaborations
Some of his notable coworkers include Noriko Kurihara and Keiji Hirabayashi, who have collaborated with him on various projects within the company.
Conclusion
Keiko Ikoma's innovative contributions to optical molding technology have established him as a key figure in the field. His patents reflect a commitment to advancing the capabilities of optical elements, showcasing his expertise and dedication to innovation.