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For the Inventor, By the Inventor

Tokyo, Japan

Masaki Nagao

This inventor holds 9 USPTO granted patents. Top assignee: Olympus Optical Company, Ltd.. Active years: 1986-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaki Nagao. Retrieved from https://idiyas.com/inventor/masaki-nagao

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 96(Granted Patents)


Location History:

  • Hachioji, JP (1986)
  • Tokyo, JP (1994 - 1997)

Company Filing History:

goldMedal9 out of 5,729 
 
Olympus Optical Company, Ltd.
 patents

Years Active: 1986-1997

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9 patents (USPTO):Explore Patents
1. 5659809 - Camera capable of zooming (1997-08-19),
2. 5552845 - Camera (1996-09-03),
3. 5499068 - Camera having hand shake detecting function and trimming mode selecting (1996-03-12),
4. 5483313 - Camera having built-in magnetic recording and reproducing apparatus (1996-01-09),
5. 5452035 - Patrone with selective locking means and camera usable therewith (1995-09-19),
6. 5434633 - Camera having built-in magnetic recording and reproducing apparatus (1995-07-18),
7. 5430513 - Automatic film feeding apparatus for camera (1995-07-04),
8. 5365290 - Camera capable of recording photographing information and printing (1994-11-15),
9. 4598986 - Apparatus for exposure correction (1986-07-08),

Title: Masaki Nagao: Innovator in Camera Technology

Introduction

Masaki Nagao is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of camera technology, holding a total of 9 patents. His innovative designs have enhanced the functionality and versatility of cameras, making them more user-friendly and efficient.

Latest Patents

One of Nagao's latest patents is a camera capable of zooming. This invention allows for a narrower range than the ordinary photographing imaging field range to be specified as a printing range through a pseudo telephoto mode. Additionally, a panorama mode enables a horizontally long area to be specified as a printing range by blocking photographing light beams at the upper and lower portions of the ordinary imaging field range. The mode state is discriminated by a mode state discriminating mechanism, which ensures that when the latest mode is the pseudo telephoto mode, a canceling mechanism can cancel the panorama mode even if the preceding mode was the panorama mode. Another notable invention is a camera that allows users to select between a normal photography mode and a trimming photography mode. This camera includes masks formed with translucent members to confirm the object range for the trimming photography mode in the viewfinder, along with a device for positioning the masks.

Career Highlights

Masaki Nagao is currently employed at Olympus Optical Company, Ltd., where he continues to innovate and develop new camera technologies. His work has significantly impacted the way photography is approached, particularly in terms of zoom capabilities and image selection.

Collaborations

Throughout his career, Nagao has collaborated with notable colleagues, including Masaki Tokui and Shinya Takahashi. These collaborations have fostered an environment of creativity and innovation, leading to the development of groundbreaking camera technologies.

Conclusion

Masaki Nagao's contributions to camera technology have established him as a key figure in the field. His innovative patents and collaborative efforts continue to shape the future of photography.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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