Yokohama, Japan

Yoji Sugiura

This inventor holds 24 USPTO granted patents, primarily in Camera Technology. Top assignees: Canon Kabushiki Kaisha, Canon Denshi Kabushiki Kaisha. Active years: 1977-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoji Sugiura. Retrieved from https://idiyas.com/inventor/yoji-sugiura

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 7

Forward Citations = 139(Granted Patents)


Location History:

  • Yokohama, JA (1977)
  • Yokohama, JP (1979 - 1983)
  • Kanagawa, JP (1984 - 1985)

Company Filing History:


Years Active: 1977-1985

Loading Chart...
Areas of Expertise:
Electromagnetically Driven Shutter
Camera Exposure Control
Film Auto Loading Mechanism
Single Lens Reflex Camera
Shutter Operation Control
Flash Light System
Safety Device
Coordinating Control System
Exposure Control Device
Electromagnetic Drive Source
24 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoji Sugiura

Introduction: Yoji Sugiura, a notable inventor based in Yokohama, Japan, has made significant contributions to the field of optical instruments and camera technology. With a portfolio of 24 patents, Sugiura's innovations reflect a deep understanding of engineering and design principles as they apply to modern technology.

Latest Patents: Among his latest patents, two stand out for their ingenuity. The first is a "Reflection mirror for optical instrument," which introduces a method for crafting reflection mirrors not from traditional glass materials, but rather from metallic materials. This innovation includes a high-precision mirror-machining technique for metal plates, enhancing the performance and durability of optical instruments. The second patent, the "Film auto loading mechanism for camera," features an advanced winding device equipped with guide rollers designed to streamline the film loading process. This mechanism ensures that the film tongue is precisely aligned with the takeup spool during winding, significantly improving usability in camera systems.

Career Highlights: Yoji Sugiura has had a successful career, particularly through his tenure at Canon Inc., also known as Canon Kabushiki Kaisha and Canon Denshi Kabushiki Kaisha. His work at these esteemed companies has not only propelled his career forward but has also contributed to Canon's reputation as a leader in optical innovation and imaging technology.

Collaborations: Throughout his career, Sugiura has collaborated with other talented engineers and innovators, including his colleagues Masanori Uchidoi and Yoshihiro Shigeta. These collaborations have played a crucial role in fostering a creative environment that encourages the development of groundbreaking ideas and patents.

Conclusion: Yoji Sugiura's innovative spirit and extensive patent portfolio underscore his important role in advancing optical and photographic technologies. His contributions continue to impact the industry, and his legacy as an inventor will be remembered for years to come.

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…