Norihisa Naganuma

USPTO Granted Patents = 27 (Patent Applications = 1)

CIPO Patents = 1

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 147(Granted Patents)

Location History:

Kanagawa, JP (1992)
Kawasaki, JP (1994 - 2002)
Sapporo, JP (1998 - 2005)
Yokohama, JP (1991 - 2018)

Company Filing History:

Fujitsu Optical Components Limited

Years Active: 1991-2018

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27 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10001693 - Light communication device, light module, and method for coupling (2018-06-19),

2. 9285650 - Optical modulating apparatus and optical transmitter (2016-03-15),

3. 7209284 - Optical amplifier using reflection-type variable optical attenuator for feedback (2007-04-24),

4. 6993217 - Optical switch device (2006-01-31),

5. 6856455 - Light source apparatus, optical amplifier and optical communication system (2005-02-15),

6. 6829403 - Optical switch having an array of optical fibers with respective, removable disposed mirrors and a lens disposed away from an end surface of each corresponding optical fiber (2004-12-07),

7. 6829396 - Wavelength characteristic control device, gain equalizer, and light amplifier (2004-12-07),

8. 6807335 - Wavelength characteristic variable apparatus (2004-10-19),

9. 6650797 - Wavelength characteristics control device, gain equalizer and light amplifier (2003-11-18),

10. 6515776 - Optical device, terminal unit, and system for wavelength division multiplexing (2003-02-04),

11. 6496619 - Method for gain equalization, and device and system for use in carrying out the method (2002-12-17),

12. 6452720 - Light source apparatus, optical amplifier and optical communication system (2002-09-17),

13. 6370285 - Wavelength characteristic control device, gain equalizer, and light amplifier (2002-04-09),

14. 6310717 - Optical amplifier and fiber module for optical amplification (2001-10-30),

15. 6295393 - Polarized light synthesizing apparatus, a polarized light splitting apparatus and a pump light outputting apparatus (2001-09-25),

Title: The Innovative Journey of Norihisa Naganuma

Introduction: Norihisa Naganuma, a pioneering inventor hailing from Sapporo, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Norihisa Naganuma's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power efficiency and storage solutions.

Career Highlights: With a career spanning over two decades, Naganuma has been instrumental in developing cutting-edge solutions for sustainable energy sources. His work has been recognized globally for its impact on environmental conservation and technological progress.

Collaborations: Throughout his career, Norihisa Naganuma has collaborated with leading research institutions and universities to further his research and bring his inventions to life. His partnerships have been crucial in pushing the boundaries of innovation in the renewable energy sector.

Conclusion: Norihisa Naganuma's relentless pursuit of innovation and commitment to creating a more sustainable future have solidified his position as a trailblazer in the field of renewable energy technologies. His work continues to inspire and shape the landscape of the industry for years to come.

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1 patent pending:

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1 patent (CIPO):

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