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For the Inventor, By the Inventor

Koganei, Japan

Masayuki Izutsu

This inventor holds 32 USPTO granted patents, plus 1 CIPO patent and 5 EPO patents, primarily in Optical Modulation. Top assignees: National Institute of Information and Communications Technology, Incorporated, Communications Research Laboratory, Independent Administrative Institution, Sumitomo Osaka Cement Co., Ltd.. Active years: 1987-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Izutsu. Retrieved from https://idiyas.com/inventor/masayuki-izutsu

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

USPTO Granted Patents = 32

% Patents Active = 40.6



Average Co-Inventor Count = 2.9

ph-index = 7

Forward Citations = 164(Granted Patents)


Location History:

  • Higashinara, Ibaraki, Osaka, JP (1987)
  • Koganei, JP (2004 - 2012)
  • Tokyo, JP (2010 - 2012)

Company Filing History:

goldMedal27 out of 471 
 
National Institute of Information and Communications Technology, Incorporated
 patents
silverMedal3 out of 27 
 
Communications Research Laboratory, Independent Administrative Institution
 patents
bronzeMedal3 out of 482 
 
Sumitomo Osaka Cement Co., Ltd.
 patents
4. 1 out of 576 
 
National Institute for Materials Science
 patents
5. 1 out of 36,718 
 
Nec Corporation
 patents
6. 2 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2012

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Areas of Expertise:
Optical Switch
Frequency Shift Keying
Optical Modulator
Multi-Wavelength Generation
Optical Interference
Amplitude Modulation
Harmonic Generation
Photoelectric Oscillator
Tunable Dispersion
Low-Noise Converter
SSB Modulator
Optical Multiplexing
32 patents (USPTO):Explore Patents
1. 8270780 - Optical switch system using optical interference (2012-09-18),
2. 8170422 - Frequency shift keying demodulator (2012-05-01),
3. 8023775 - Super flat optical frequency comb signal generator (2011-09-20),
4. 8014684 - Modulation light signal generating device and FSK modulation signal generating device (2011-09-06),
5. 8005371 - Multi-wavelength signal generation device and multi-wavelength light generation method (2011-08-23),
6. 7991298 - DSB-SC modulation system capable of erasing carrier and secondary component (2011-08-02),
7. 7962039 - Multiple wavelength light source, and generation method for multiple wavelength light (2011-06-14),
8. 7957653 - Phase control optical FSK modulator (2011-06-07),
9. 7957652 - Optical FSK/SSB modulator having intensity balance function (2011-06-07),
10. 7936996 - Automatic adjusting system of frequency shift keying modulator (2011-05-03),
11. 7864330 - Method and device for calibrating a light intensity measurement device (2011-01-04),
12. 7853153 - Fourth harmonic generating system using optical double side-band suppressed carrier modulator (2010-12-14),
13. 7711215 - Optical amplitude modulation system capable of cancelling high order component (2010-05-04),
14. 7689067 - Nested modulator (2010-03-30),
15. 7660030 - Reciprocating optical modulation system (2010-02-09),

Title: The Innovative Journey of Masayuki Izutsu

Introduction: Masayuki Izutsu is a renowned inventor hailing from Koganei, Japan. His passion for innovation and dedication to creating groundbreaking solutions have earned him a significant place in the world of patents and inventions.

Latest Patents: Masayuki Izutsu holds several patents in various fields, including technology, engineering, and design. His recent patents focus on sustainable energy solutions and advanced robotics, showcasing his commitment to addressing modern challenges through innovation.

Career Highlights: With a career spanning over two decades, Masayuki Izutsu has worked with leading research institutions and technology companies to bring his inventions to life. His expertise in conceptualizing, designing, and prototyping has led to the successful commercialization of several groundbreaking products.

Collaborations: Throughout his career, Masayuki Izutsu has collaborated with fellow inventors, engineers, and designers to push the boundaries of technological innovation. His ability to work in multidisciplinary teams has resulted in the development of cutting-edge solutions that have made a significant impact on various industries.

Conclusion: Masayuki Izutsu's relentless pursuit of innovation and his unwavering commitment to creating a better future through his inventions make him a true visionary in the world of patents and inventions. His contributions continue to inspire the next generation of inventors and innovators to push the limits of what is possible.

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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