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For the Inventor, By the Inventor

Tokyo, Japan

Kazuhisa Kashihara

This inventor holds 37 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Optical Waveguide Technology. Top assignees: The Furukawa Electric Co., Ltd., Other. Active years: 1997-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Kashihara. Retrieved from https://idiyas.com/inventor/kazuhisa-kashihara

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

USPTO Granted Patents = 37

% Patents Active = 32.4



Average Co-Inventor Count = 2.8

ph-index = 7

Forward Citations = 185(Granted Patents)


Location History:

  • Ichihara, JP (1997)
  • Tokyo-ku, JP (2001)
  • Chiyoda-ku, JP (2003 - 2004)
  • Tokyo, JP (2002 - 2009)

Company Filing History:

goldMedal35 out of 2,643 
 
The Furukawa Electric Co., Ltd.
 patents
silverMedal2 out of 834,513 
Other
 patents

Years Active: 1997-2009

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Areas of Expertise:
Optical Fiber
Waveguide Circuit
Dynamic Gain Equalizer
Dispersion Compensator
Arrayed Waveguide Grating
Optical Multiplexer
Optical Module
Manufacturing Method
Optical Component
Optical Circuit
Optical Fiber Unit
Optical Coating
37 patents (USPTO):Explore Patents
1. 7539383 - Buffered optical fiber and manufacturing method thereof (2009-05-26),
2. 7362940 - Optical-fiber coating apparatus (2008-04-22),
3. 7263264 - Method of manufacturing optical waveguide (2007-08-28),
4. 7146079 - Dynamic gain equalizer (2006-12-05),
5. 7133587 - Dispersion compensator, method for manufacturing the same, and method for compensating wavelength dispersion (2006-11-07),
6. 7072545 - Dispersion compensator, method for manufacturing the same, and method for compensating wavelength dispersion (2006-07-04),
7. 6920265 - Arrayed waveguide grating type optical multiplexer/demultiplexer (2005-07-19),
8. 6836591 - Arrayed waveguide grating type optical multiplexer/demultiplexer and optical waveguide circuit (2004-12-28),
9. 6830384 - Optical fiber module (2004-12-14),
10. 6829418 - Optical waveguide circuit device (2004-12-07),
11. 6826332 - Arrayed waveguide grating and its method for correcting center wavelength (2004-11-30),
12. 6816651 - Arrayed waveguide grating optical multiplexer/demultiplexer and method for manufacturing the same (2004-11-09),
13. 6804430 - Optical multiplexer/demultiplexer (2004-10-12),
14. 6769817 - Optical fiber module (2004-08-03),
15. 6768832 - Arrayed waveguide grating optical multiplexer/demultiplexer and method for manufacturing the same (2004-07-27),

Title: Kazuhisa Kashihara - Pioneering Inventor from Tokyo

Introduction: Kazuhisa Kashihara is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kazuhisa Kashihara holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Kashihara has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Kazuhisa Kashihara has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Kazuhisa Kashihara's dedication to pushing the boundaries of technology and his passion for creating solutions to complex problems make him a true visionary in the world of invention.

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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