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For the Inventor, By the Inventor

Sakai, Japan

Koh Hayama

This inventor holds 9 USPTO granted patents. Top assignee: Minolta Camera Kabushiki Kaisha. Active years: 1989-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koh Hayama. Retrieved from https://idiyas.com/inventor/koh-hayama

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 = 3.9

ph-index = 5

Forward Citations = 58(Granted Patents)


Location History:

  • Osaka, JP (1989)
  • Sakai, JP (1989 - 1990)
  • Kumamoto, JP (1992)

Company Filing History:

goldMedal9 out of 2,979 
 
Minolta Camera Kabushiki Kaisha
 patents

Years Active: 1989-1992

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9 patents (USPTO):Explore Patents
1. 5138354 - Camera having detectors for detecting the photo-taking intention of a (1992-08-11),
2. 5119123 - Camera having a remote control function (1992-06-02),
3. 4963916 - Photographic camera (1990-10-16),
4. 4884090 - Piezoelectric actuating device (1989-11-28),
5. 4882602 - Photographic camera having a piezo-electric actuating element (1989-11-21),
6. 4873544 - Photographic camera having a piezo-electric actuating element (1989-10-10),
7. 4868597 - Photographic camera having a piezo-electric actuating element (1989-09-19),
8. 4868595 - Photographic camera (1989-09-19),
9. 4799078 - Camera with shutter actuated by piezoelectric element and flash light (1989-01-17),

Title: Koh Hayama: Innovator in Camera Technology

Introduction

Koh Hayama is a prominent inventor based in Sakai, Japan, known for his contributions to camera technology. With a total of 9 patents to his name, he has made significant advancements in the functionality and usability of cameras. His innovative designs focus on enhancing the user experience and improving the efficiency of photographic equipment.

Latest Patents

One of Hayama's latest patents is a camera equipped with detectors that can sense the photo-taking intention of the photographer. This technology detects when the photographer is holding the camera grip and looking into the viewfinder. When both conditions are met, the camera initiates a predetermined operation, such as automatic zooming, autofocusing, or photometering. This feature not only enhances the user experience but also conserves battery power by ceasing operations when the photographer is no longer prepared to take a photograph.

Another notable patent is for a camera with a remote control function. This invention allows the automatic focusing mechanism to measure the distance to the main object within the focus area. It adjusts the optical system based on the measured distance, ensuring that the camera is ready for optimal photography, even in remote control mode. This innovation significantly improves the versatility and functionality of cameras in various shooting conditions.

Career Highlights

Koh Hayama is associated with Minolta Camera Kabushiki Kaisha, a company renowned for its innovative imaging products. His work at Minolta has allowed him to push the boundaries of camera technology and contribute to the development of advanced photographic solutions.

Collaborations

Hayama has collaborated with notable coworkers, including Yoshihiro Tanaka and Sadafusa Tsuji. Their combined expertise has fostered an environment of innovation and creativity, leading to the development of groundbreaking camera technologies.

Conclusion

Koh Hayama's contributions to camera technology have significantly impacted the industry. His innovative patents reflect a deep understanding of user needs and technological advancements. Through his work at Minolta, he continues 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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