Company Filing History:

24 out of 8,898

Nikon Corporation

Years Active: 1983-2005

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31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6912358 - Camera and lens barrel (2005-06-28),

2. 6085041 - Autofocus system and photographic lens (2000-07-04),

3. 5956530 - Lens barrel and camera system to output data about a focal length of the (1999-09-21),

4. 5867737 - Camera system with interchangeable lenses having varying aperture (1999-02-02),

5. 5815094 - Position detecting device (1998-09-29),

6. 5797048 - Automatic focusing device which inhibits tracking drive control with a (1998-08-18),

7. 5600397 - Automatic focusing device (1997-02-04),

8. 5552847 - Lens barrel (1996-09-03),

9. 5444510 - Automatic focusing camera with control of focusing optical system (1995-08-22),

10. 5438387 - Automatic focusing camera with control of focusing optical system (1995-08-01),

11. 5400109 - Power-driven focusing apparatus (1995-03-21),

12. 5382994 - Camera information transmission system including body, lens, and adapter (1995-01-17),

13. 5293208 - Camera and printing apparatus which can be used for trimming shots (1994-03-08),

14. 5293193 - Automatic focusing camera with control of focusing optical system (1994-03-08),

15. 5287138 - Camera system (1994-02-15),

Title: The Innovative Contributions of Yoshiharu Shiokama

Introduction

Yoshiharu Shiokama, a prolific inventor based in Kawasaki, Japan, boasts an impressive portfolio of 31 patents. His work has notably advanced the fields of camera technology and autofocus systems, setting new standards in photographic excellence.

Latest Patents

Among his recent innovations, Shiokama has developed sophisticated technologies to enhance camera functionality. His patent on the camera and lens barrel includes a lens group position storage unit that records the positions of both focus and zoom lens groups during preset operations. When activated, the go-home operation efficiently compares current positions to those stored, preventing defocus and ensuring image quality. Additionally, his autofocus system and photographic lens design focus on optimizing the correction of residual defocus amounts between the camera body and the lens itself. This system employs advanced detection devices and information transmission techniques to maintain accurate focus, a significant contribution to modern photography.

Career Highlights

Shiokama's career is marked by significant contributions while working for leading companies in the imaging industry, including Nikon Corporation and Nippon Kogaku K.K. His dedication to innovation has earned him recognition and respect among peers and industry professionals alike.

Collaborations

Throughout his career, Yoshiharu Shiokama has collaborated with notable coworkers such as Hiroshi Okano and Shozo Yamano. These partnerships have undoubtedly played a crucial role in the development and refinement of his inventions, pushing the boundaries of what is possible in camera technology.

Conclusion

Yoshiharu Shiokama's contributions to the realm of photography and lens technology are invaluable. With a robust portfolio of patents and a history of collaboration with other talented engineers, his work continues to shape the future of imaging technology, making a lasting impact on the industry.

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