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For the Inventor, By the Inventor

Tokyo, Japan

Masahisa Fujino

This inventor holds 22 USPTO granted patents, primarily in Camera Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1984-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahisa Fujino. Retrieved from https://idiyas.com/inventor/masahisa-fujino

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

USPTO Granted Patents = 22

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 168(Granted Patents)


Location History:

  • Musashino, JP (1984 - 1996)
  • Tokyo, JP (1984 - 2001)

Company Filing History:

goldMedal22 out of 93,085 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1984-2001

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Areas of Expertise:
Camera System
Motor-Driven Diaphragm
Electro-Magnetic Shutter
Optical Head
Light Shading Device
Single Lens Reflex Camera
Film Winding Device
Shutter Control Device
Guide Rail Structure
Camera Mount Device
Release Operation Device
Mode Change Device
22 patents (USPTO):Explore Patents
1. 6183145 - Camera system (2001-02-06),
2. 5613171 - Camera system (1997-03-18),
3. 5581524 - Magnetooptical information recording and/or reproducing method and (1996-12-03),
4. 5296988 - Optical head with an adjusting mechanism for adjusting the position of (1994-03-22),
5. 5280160 - Recording and reproducing method and apparatus compensating for (1994-01-18),
6. 5111088 - Guide rail mounting structure (1992-05-05),
7. 5041858 - Mount device (1991-08-20),
8. 4681417 - Camera with motor-driven diaphragm device (1987-07-21),
9. 4643553 - Electro-magnetically driven shutter (1987-02-17),
10. 4596453 - Electromagnetic drive device for shutter (1986-06-24),
11. 4565432 - Motor driven camera (1986-01-21),
12. 4500186 - Shutter control device for camera (1985-02-19),
13. 4494844 - Light shading device for a camera (1985-01-22),
14. 4480903 - Camera capable of switching between manual exposure control and shutter (1984-11-06),
15. 4464033 - Camera and release device therefore (1984-08-07),

Title: An Insight into Masahisa Fujino: A Visionary Inventor in Camera Technology

Introduction: Masahisa Fujino, an accomplished inventor based in Tokyo, Japan, stands out for his significant contributions to camera technology. With an impressive portfolio comprising 22 patents, Fujino's work reflects his innovative spirit and commitment to enhancing photographic equipment.

Latest Patents: Among Fujino's latest inventions is a camera system that includes both a camera body and a lens equipped with a motor circuit and an electric circuit. These components are powered by a power source located within the camera body. Notably, the system features ground contact terminals that are separately arranged for both circuits, facilitating efficient electrical connections. Another recent invention involves an optical accessory that integrates a bayonet type mount, allowing for seamless mounting to camera bodies with a compatible design. This accessory also includes a switch to control the power source, showcasing Fujino's focus on user-friendly functionality in his designs.

Career Highlights: Masahisa Fujino is currently employed at Canon Kabushiki Kaisha, where he continues to push the boundaries of camera innovation. His career has been marked by a dedication to developing advanced camera systems that simplify user interaction and improve overall performance.

Collaborations: Fujino has collaborated closely with esteemed colleagues, including Akio Sunouchi and Ryuji Suzuki. Together, they have worked on several projects that underscore the innovative capabilities of Canon's technology, contributing to the company's reputation as a leader in imaging solutions.

Conclusion: Masahisa Fujino's work exemplifies a rare blend of creativity and technical expertise. Through his patented innovations, he has made notable strides in camera technology, influencing both professionals and hobbyists alike. As he continues to develop cutting-edge inventions at Canon, his influence in the industry is sure to grow, inspiring future generations of inventors.

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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