Hachioji, Japan

Yoshinobu Sameshima

This inventor holds 2 USPTO granted patents. Top assignees: Konica Corporation, Konishiroku Photo Industry Co., Ltd.. Active years: 1986-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshinobu Sameshima. Retrieved from https://idiyas.com/inventor/yoshinobu-sameshima

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 = 4.0

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1986-1990

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2 patents (USPTO):Explore Patents

Title: Yoshinobu Sameshima: Camera Design and Patent Contributions.

Introduction

Yoshinobu Sameshima is an inventor associated with Hachioji, Japan. His recorded patent work includes innovations in camera optics and camera-body design. He holds 2 patents.

Latest Patents

- Variable Focus Camera. This invention uses a cam barrel to coordinate the position of a finder’s magnification-adjusting lens with the photographing lens. Magnification-correction cams extend components of the photographing lens, provide focal-point correction, and help align the magnification of the lens and finder.

- Camera. This design arranges two camera-parts chambers on either side of a film-advancing unit containing the film take-up and cartridge chambers. The camera body is rectangular and horizontally elongated, with the rear-cover edge positioned at the boundary between the film-advancing unit and one of the parts chambers.

Career Highlights

Sameshima’s listed company affiliations include Konica Corporation and Konishiroku Photo Industry Co., Ltd. His patent contributions reflect work on both optical mechanisms and the physical arrangement of camera components.

Collaborations

His listed coworkers include Masami Fujita and Yoshiharu Takahashi.

Conclusion

Yoshinobu Sameshima’s recorded inventions address practical camera-design challenges, from coordinating finder and lens magnification to organizing components within a film camera.

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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