Kazumasa Ohsono

USPTO Granted Patents = 14 (Patent Applications = 3)

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 44(Granted Patents)

Location History:

Tokyo, JP (2008 - 2014)
Hitachi, JP (2008 - 2015)

Company Filing History:

Nippon Telegraph and Telephone Corporation

Toyota Jidosha Kabushiki Kaisha

patents

5. 1 out of 40

Toyota School Foundation

patents

where one patent can have more than one assignee

Years Active: 2008-2015

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9052432 - Multicore fiber (2015-06-09),

2. 8800323 - Method of sealing air holes in an optical fiber (2014-08-12),

3. 8472769 - Optical fiber, end part processing method of optical fiber, and end part processing apparatus of optical fiber (2013-06-25),

4. 7903695 - Optical fiber laser and exciting method using same (2011-03-08),

5. 7857525 - Optical connector (2010-12-28),

6. 7813386 - Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser (2010-10-12),

7. 7769058 - Optical fiber laser (2010-08-03),

8. 7684449 - Optical fiber for fiber laser device and fiber laser device using same (2010-03-23),

9. 7658550 - Optical fiber, optical fiber connecting method, and optical connector (2010-02-09),

10. 7583877 - Optical fiber, optical fiber connection structure and optical connector (2009-09-01),

11. 7555184 - Optical fiber, end face structure of optical fiber assembly, and optical connector (2009-06-30),

12. 7393143 - Optical connector and connection structure of optical fibers (2008-07-01),

13. 7376315 - Optical fiber, optical fiber connecting method, and optical connector (2008-05-20),

14. 7349610 - Optical fiber coiled cord (2008-03-25),

Title: Kazumasa Ohsono: Innovator in Optical Fiber Technology

Introduction

Kazumasa Ohsono is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of optical fiber technology, holding a total of 14 patents. His innovative work has advanced the capabilities and efficiency of optical fibers, making them more effective for various applications.

Latest Patents

Ohsono's latest patents include a multicore fiber design and a method for sealing air holes in optical fibers. The multicore fiber features cores positioned at the vertexes of a polygonal ring, with a cladding that includes sub medium regions. This design reduces crosstalk between adjacent cores, enhancing performance. His method of sealing air holes involves filling voids around the core with a light-permeable substance, ensuring a better connection between optical fibers.

Career Highlights

Throughout his career, Kazumasa Ohsono has worked with notable companies such as Hitachi Cable, Inc. and Nippon Telegraph and Telephone Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical fiber technology.

Collaborations

Ohsono has collaborated with esteemed colleagues, including Bing Yao and Yoshinori Kurosawa. Their combined expertise has contributed to the advancement of optical fiber technologies.

Conclusion

Kazumasa Ohsono's contributions to optical fiber technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in optical communication systems.

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3 patents pending:

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