Yasutaka Tanabe

Title: Yasutaka Tanabe and His Lens Assembly Patent.

Introduction

Yasutaka Tanabe is an inventor associated with Ina, Japan, and Olympus Imaging Corporation. His patent work includes an optical design intended to retain lenses securely while reducing the size and cost of a lens assembly.

Latest Patents

The available information identifies one patent for Tanabe: “Lens Assembly.” The invention describes a lens group held by a lens frame. The frame supports the subject-side rim of each lens around its entire circumference and supports the lens from the image side. Each lens has a chamfer around the subject-side rim, shaped so that the frame’s circumferential support meets the lens surface at substantially the same radius of curvature. The design aims to provide stable lens retention while reducing assembly size and cost. Tanabe is credited with 1 patent.

Career Highlights

Tanabe’s documented patent contribution concerns lens assembly construction and lens retention. His association with Olympus Imaging Corporation connects his work to the company’s imaging technology activities.

Collaborations

Toshiya Sodeyama and Hideaki Ichikawa are identified as Tanabe’s coworkers. The available information does not specify their roles in the “Lens Assembly” patent.

Conclusion

Yasutaka Tanabe’s recorded invention addresses a practical optical engineering challenge by combining circumferential lens support with a compact, cost-conscious assembly design.