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For the Inventor, By the Inventor

Tokyo, Japan

Kazutaka Nara

This inventor holds 66 USPTO granted patents and 25 published patent applications, plus 1 CIPO patent, primarily in Optical Waveguides (CPC class G02B). Top assignees: The Furukawa Electric Co., Ltd., Fujitsu Optical Components Limited, Furukawa Electric., Ltd.. Active years: 2002-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazutaka Nara. Retrieved from https://idiyas.com/inventor/kazutaka-nara

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 66 

% Patents Active = 33.3


Average Co-Inventor Count = 2.5

ph-index = 8

Forward Citations = 263(Granted Patents)

Forward Citations (Not Self Cited) = 160(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Chiyoda-ku, JP (2003 - 2004)
  • Tokyo, JP (2002 - 2023)

Company Filing History:

goldMedal65 out of 2,643 
 
The Furukawa Electric Co., Ltd.
 patents
silverMedal1 out of 251 
 
Fujitsu Optical Components Limited
 patents
bronzeMedal1 out of 59 
 
Furukawa Electric., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2002-2026

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Areas of Expertise:
Optical Waveguide
Delay Demodulation
Broadband Multiplexing
Optical Circuit
Tunable Dispersion Compensator
Arrayed Waveguide Grating
Optical Amplifier
Hybrid Integrated Module
Power Transmission Sheet
Medical Device
Athermal AWG Module
Optical Branching Element
66 patents (USPTO):Explore Patents
1. 12746380 - Power supply device and medical device (2026-09-29),
2. 12533477 - Hollow needle (2026-01-27),
3. 12148196 - Support information generating device, support information generating system, support information generating method, and computer readable recording medium (2024-11-19),
4. 11554257 - Medical device, extracorporeal unit, power transmission sheet, and medical instrument (2023-01-17),
5. 11125942 - Optical waveguide element (2021-09-21),
6. 10386576 - Optical waveguide circuit having identical polarization-cancelling S-shaped curves (2019-08-20),
7. 10371890 - Optical waveguide element (2019-08-06),
8. 9638865 - Switch device (2017-05-02),
9. 9488783 - Switch apparatus (2016-11-08),
10. 9417388 - Spot-size conversion optical waveguide (2016-08-16),
11. 9354395 - Optical waveguide element and method of producing the same (2016-05-31),
12. 9054486 - Optical amplifier device (2015-06-09),
13. 8837869 - SOA-PLC hybrid integrated polarization diversity circuit and method for manufacturing the same (2014-09-16),
14. 8718423 - Optical branching element and optical branching circuit (2014-05-06),
15. 8538213 - SSC chip, fiber array attached with SSC, PLC module attached with SSC and method for manufacturing SSC (2013-09-17),

Title: Kazutaka Nara - Innovator in Support Information and Medical Devices

Introduction

Kazutaka Nara, based in Tokyo, Japan, is a prolific inventor with an impressive portfolio of 64 patents. His contributions to the fields of support information systems and medical devices showcase his innovative approach to solving complex problems.

Latest Patents

Among his latest inventions, Nara developed a series of patents including a support information generating device, system, and method, as well as a computer-readable recording medium. These innovations are designed to improve the collection and analysis of captured images related to specific facilities. The device utilizes a processor to gather first related information composed of various images taken in chronological order. It further analyzes this data to recognize specific facilities and classify them accordingly, generating valuable support information that combines facility classification and position information.

In addition, Nara’s work on medical devices includes a power transmission unit that enables contactless power transfer. This involves a medical instrument embedded within the body that receives power from a transmission unit and provides notifications through light-emitting units. These innovations highlight the integration of technology and healthcare, enhancing the functionality of medical instruments.

Career Highlights

Kazutaka Nara has worked with esteemed companies such as Furukawa Electric Co., Ltd. and Fujitsu Optical Components Limited. His tenure at these organizations has been pivotal in his development as an inventor and innovator, allowing him to collaborate on breakthroughs in electronics and medical technology.

Collaborations

Throughout his career, Nara has had the opportunity to collaborate with notable colleagues, including Kazuhisa Kashihara and Junichi Hasegawa. These partnerships have contributed to a diverse range of successful projects and patents, further establishing him as a leader in innovation.

Conclusion

Kazutaka Nara's body of work exemplifies a commitment to pushing the boundaries of technology in both support information systems and medical devices. His numerous patents not only reflect his inventive spirit but also the potential impact of his innovations on various industries. As he continues to develop groundbreaking solutions, the future looks promising for his contributions to innovation.

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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