Company Filing History:

25 out of 8,898

Nikon Corporation

Years Active: 1984-2004

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28 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6742940 - Shading device and lens barrel (2004-06-01),

2. 6554503 - Bayonet mount (2003-04-29),

3. 6542313 - Lens barrel position detecting device and method (2003-04-01),

4. 5734935 - Camera system and intermediate adapter (1998-03-31),

5. 5731913 - Lens barrel with improved cam ring structure (1998-03-24),

6. 5731016 - Apparatus for manufacturing a diaphragm blade (1998-03-24),

7. 5717528 - Lens barrel (1998-02-10),

8. 5680255 - Zoom lens barrel and adjustment method of the flange back focal distance (1997-10-21),

9. 5675441 - Focusing lens control apparatus with automatic and manual focus (1997-10-07),

10. 5657173 - Working force quantity imparting member, working force quantity (1997-08-12),

11. 5640619 - Multiple point focus detection camera (1997-06-17),

12. 5625848 - Multiple point distance measurement camera with correction for (1997-04-29),

13. 5572373 - Photographing lens switchable between manual-focus and auto-focus modes (1996-11-05),

14. 5568223 - Multiple point focus detection camera (1996-10-22),

15. 5546233 - Lens barrel using a surface wave motor (1996-08-13),

Title: Hitoshi Imanari: Innovator in Optical Technology

Introduction

Hitoshi Imanari is a prominent inventor based in Yokohama, Japan, known for his contributions to optical technology. With an impressive portfolio of 28 patents, he has made significant advancements in lens design and functionality.

Latest Patents

Among his latest innovations are a shading device and a lens barrel, which function together to improve optical performance. This shading device employs a plurality of tubular shading members that move in relation to each other along the optical axis, creating a telescopic function. Additionally, Imanari's bayonet mount innovates the mounting system by integrating a resin body reinforced with a metal member, enhancing the durability of the bayonet tab portion.

Career Highlights

Hitoshi Imanari has had a distinguished career with significant roles in well-known companies such as Nikon Corporation and Nippon Kogaku K.K. His work has consistently pushed the boundaries of lens technology and optical devices, making him a key figure in the field.

Collaborations

Throughout his career, Imanari has collaborated with notable colleagues, including Hideo Kanno and Hiroshi Tanioka. These collaborations have contributed to the development of advanced optical systems and have further cemented his reputation as an innovative inventor.

Conclusion

Hitoshi Imanari's dedication to advancing optical technology is reflected in his numerous patents and collaborations. His work continues to influence the industry, ensuring that his contributions will be recognized in the field of optics for years to come.

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