Chiba, Japan

Hiroko Fujita

This inventor holds 1 USPTO granted patent. Top assignee: Seikosha Co., Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroko Fujita. Retrieved from https://idiyas.com/inventor/hiroko-fujita-sn5d0jiu

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1993

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Hiroko Fujita: Innovator in Camera Technology

Introduction

Hiroko Fujita is a prominent inventor based in Chiba, Japan. She has made significant contributions to the field of camera technology, particularly with her innovative designs that enhance the functionality of camera shutter systems. Her work exemplifies the intersection of creativity and technical expertise in the realm of photography.

Latest Patents

Hiroko Fujita holds a patent for a "Shutter control device for camera and control method therefor." This device includes a control arrangement that manages the opening and closing of the shutter based on exposure and diaphragm values. The control arrangement is designed to store values corresponding to a predetermined diaphragm setting, utilizing these parameters along with exposure and diaphragm values to determine the optimal opening time of the shutter. Additionally, the device can calculate effective exposure time based on object brightness, distance, and diaphragm settings, employing a stored correction factor to ascertain the actual exposure time.

Career Highlights

Fujita's career is marked by her dedication to advancing camera technology. She has worked with Seikosha Co., Ltd., a company known for its innovative contributions to the imaging industry. Her role at Seikosha has allowed her to collaborate with other talented professionals in the field, further enhancing her impact on camera technology.

Collaborations

Hiroko has collaborated with notable colleagues such as Kazuo Akimoto and Shinji Miyata. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in photography.

Conclusion

Hiroko Fujita's contributions to camera technology through her innovative patent demonstrate her expertise and commitment to the field. Her work continues to influence the way we capture and experience images today.

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]
Loading…