This inventor holds 127 USPTO granted patents and 8 published patent applications, primarily in MEMS Display Technology (CPC class G02B27-0172). Top assignees: Silicon Quest Kabushiki-Kaisha, Olympus Corporation, Ntt Docomo, Inc.. Active years: 1994-2025.
Inventors with similar research interests:
Location History:
- Menlo Park, CA (US) (2005 - 2014)
- Pittsburg, PA (US) (1999 - 2022)
- Pittsburgh, PA (US) (1994 - 2024)
Company Filing History:
89 out of 90 
82 out of 8,295 
7 out of 4,920 
Years Active: 1994-2025
Areas of Expertise:
Title: Fusao Ishii: A Pioneer in Optics - Innovator Spotlight
Introduction:
Fusao Ishii, based in Menlo Park, CA, is an esteemed inventor specializing in optics and display technologies. With an impressive portfolio of 125 patents, Ishii has made significant contributions to the field through groundbreaking innovations. This article aims to shed light on his remarkable achievements, latest patents, career highlights, notable collaborations, and his continuing commitment to pushing the boundaries of display technology.
Latest Patents:
A visionary in the realm of display systems, Ishii's recent patents include advancements in the field of optics. One notable invention is the "Optics of a display using an optical light guide," which presents a projection display system utilizing holographic optical elements or diffractive optical elements as in-coupling optics and combined with Fresnel mirrors as out-coupling optics. This groundbreaking technology enables wide-angle displays with over 90 degrees field of view, high resolution, and a large eye-box while maintaining a compact size.
Another significant patent by Ishii is the "Image device with a compact homogenizer." This invention focuses on a compact light source for projection displays, allowing for eye-glass displays using a Fresnel mirror reflection without the need for distance as in conventional prism-type reflectors. This breakthrough offers enhanced portability and convenience in the field of projection display technologies.
Career Highlights:
Fusao Ishii's career showcases the mark of a true innovator. His expertise and dedication have led him to work with renowned companies in the industry. Ishii has made significant contributions during his tenure at Silicon Quest Kabushiki-kaisha and Olympus Corporation. These experiences have allowed him to collaborate with some of the brightest minds in the field and bring his inventive ideas to life.
Collaborations:
Throughout his journey, Ishii has collaborated closely with esteemed colleagues, further enhancing the impact of his innovations. Among his notable coworkers, Yoshihiro Maeda and Hirotoshi Ichikawa stand out. These partnerships have not only nurtured groundbreaking ideas but have also brought forth practical applications in the world of display technology.
Conclusion:
Fusao Ishii has established himself as a visionary in the field of optics and display systems. With a remarkable collection of 125 patents, his contributions have helped shape the future of visual experiences. Ishii's latest patents, including advancements in display optics and compact homogenizers, exemplify his commitment to pushing the boundaries of innovation. His collaborations with industry experts have further amplified the impact of his work, cementing his position as a leading figure in the field. As we eagerly await his next technological breakthrough, Ishii's legacy continues to inspire future innovators in the ever-evolving realm of displays and optics.