Saitama, Japan

Michio Cho

This inventor holds 147 USPTO granted patents and 15 published patent applications, primarily in Imaging Technology (CPC class G02B13-18). Top assignees: Fujifilm Corporation, Fuji Photo Film Company, Limited, Fuji Photo Optical Co., Ltd.. Active years: 1986-2025.

USPTO Granted Patents = 147 

% Patents Active = 80.3

Average Co-Inventor Count = 2.2

ph-index = 11

Forward Citations = 613(Granted Patents)

Forward Citations (Not Self Cited) = 604(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Asaka, JP (2005 - 2008)
  • Kita-ku, JP (2010)
  • Saitama-ken, JP (2000 - 2018)
  • Tokyo, JP (1986 - 2020)
  • Saitama, JP (1995 - 2024)

Company Filing History:


Years Active: 1986-2025

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Areas of Expertise:
Imaging Lens
Zoom Lens
Optical System
Image Apparatus
Variable Magnification
Rear Converter Lens
Image Displayable Eyeglasses
Control Method
Imaging Method
Optical Apparatus
147 patents (USPTO):Explore Patents

Title: Michio Cho: Pioneering Innovations in Optical Imaging

Introduction:

Meet Michio Cho, a highly accomplished inventor and a prominent figure in the field of optical imaging. Hailing from Saitama-ken, Japan, Cho has made significant contributions to the industry with his impressive portfolio of patents. This article will delve into his latest inventions, highlight his career achievements, and shed light on his collaborations with esteemed colleagues.

Latest Patents:

Renowned for his expertise in optical lenses and imaging apparatus, Cho has recently added two groundbreaking patents to his already impressive repertoire. The first patent is for an advanced imaging lens and imaging apparatus. This lens design incorporates a first positive lens group, a stop, a second positive lens group, and a third negative lens group. Noteworthy features include a concave surface on the image side of the negative lens and two positive lenses with convex surfaces on the object side.

Furthermore, Cho's second patent showcases a remarkable zoom lens and imaging apparatus. This invention comprises a series of lens groups, including a positive first lens group, a negative second lens group, a positive third lens group, a positive fourth lens group, and a fifth lens group. Notably, the third lens group is comprised of two consecutively arranged positive lenses, while the fifth lens group consists of a concave meniscus lens and a positive lens with a convex surface.

Career Highlights:

Throughout his career, Cho has made invaluable contributions to notable companies in the industry. He has lent his expertise to Fujifilm Corporation and Fuji Photo Film Company, Limited, where his exceptional skills and innovative thinking have played a pivotal role in their success. With an impressive total of 140 patents to his name, Cho has established himself as a trailblazer in the field of optical imaging.

Collaborations:

Cho's collaborative efforts have further enhanced his influence in the industry. Working alongside esteemed colleagues such as Taiga Noda and Takayuki Noda, he has brought to life numerous cutting-edge inventions. Their combined expertise and shared vision have resulted in breakthrough innovations, further solidifying Cho's reputation as a leading figure in the field.

Conclusion:

Michio Cho's extensive portfolio of patents, including his recent inventions in imaging lenses and apparatus, underscores his profound impact on the field of optical imaging. Through his remarkable career at renowned companies like Fujifilm Corporation and Fuji Photo Film Company, Limited, Cho has consistently pushed the boundaries of innovation. Collaborating with accomplished peers, he has made significant contributions to the industry, cementing his legacy as an innovator par excellence.

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