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For the Inventor, By the Inventor

Kawasaki, Japan

Takuji Yamamoto

This inventor holds 27 USPTO granted patents, plus 3 CIPO patents, primarily in Optical Communication. Top assignees: Fujitsu Corporation, Nippi Corporation. Active years: 1991-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuji Yamamoto. Retrieved from https://idiyas.com/inventor/takuji-yamamoto

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

USPTO Granted Patents = 27

% Patents Active = 74.1


Average Co-Inventor Count = 3.1

ph-index = 9

Forward Citations = 266(Granted Patents)


Location History:

  • Hachioji, JP (2006)
  • Adachi-ku, JP (2009)
  • Kawasaki, JP (1991 - 2013)
  • San Jose, CA (US) (2016)
  • Tokyo, JP (2016)
  • Hachiouji, JP (2021 - 2023)

Company Filing History:

goldMedal25 out of 39,378 
 
Fujitsu Corporation
 patents
silverMedal2 out of 20 
 
Nippi Corporation
 patents

Years Active: 1991-2023

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Areas of Expertise:
Memristor Array
Job Power Estimation
Information Processing
Optical Modulation
Phase Lock Loop
High-Speed Circuit
Differential Amplifier
Data Delay Circuit
Optical Receiver
Integrated Circuit Package
Filter Circuit
Optical Transmission
27 patents (USPTO):Explore Patents
1. 11756616 - Computer and calculation method using memristor array (2023-09-12),
2. 11402889 - Storage medium, job power estimation method, and job power estimating device (2022-08-02),
3. 11392475 - Job power predicting method and information processing apparatus (2022-07-19),
4. 11385700 - Estimation of power consumption for a job based on adjusted calculation of similarities between jobs (2022-07-12),
5. 11048448 - Information processing apparatus and power estimation method (2021-06-29),
6. 9496248 - Interposer for integrated circuit chip package (2016-11-15),
7. 9346058 - Unit for grinding sample, unit for grinding and collecting sample, and process for grinding same (2016-05-24),
8. 8619915 - Receiver (2013-12-31),
9. 8299948 - Receiving circuit and sampling clock control method (2012-10-30),
10. 8264278 - Amplifier (2012-09-11),
11. 7643601 - Timing extraction circuit for use in optical receiver that uses clock of frequency equal to one half of data transmission rate, and duty cycle deviation handling circuit for use in optical transmitter and receiver (2010-01-05),
12. 7560074 - Instrument and method for breaking-up sample (2009-07-14),
13. 7324758 - Optical dispersion monitoring apparatus and optical dispersion monitoring method, and optical transmission system using same (2008-01-29),
14. 7119617 - Differential amplifier (2006-10-10),
15. 7027741 - Phase lock loop circuit and optical repeating apparatus, optical terminal apparatus, and optical communication system having the same (2006-04-11),

Title: The Innovative Mind of Takuji Yamamoto

Introduction

Takuji Yamamoto, a prominent inventor based in Kawasaki, Japan, has made significant contributions to the field of technology with a remarkable portfolio of 25 patents. His inventive spirit and dedication to innovation have led to advancements in computer technology and power estimation methods, showcasing a blend of ingenuity and practical application.

Latest Patents

Among his latest inventions is a groundbreaking patent for a "Computer and calculation method using memristor array." This invention integrates a memristor array with adder circuits and detection circuits to enhance computational efficiency by optimizing voltage summation for bit lines. Another notable patent is the "Storage medium, job power estimation method, and job power estimating device," which innovatively estimates job power consumption through the analysis of consumed power information over specified time periods. These patents reflect Takuji's focus on enhancing computational accuracy and energy efficiency, paving the way for future technological advancements.

Career Highlights

Takuji Yamamoto's career is marked by his association with renowned companies such as Fujitsu Corporation and Fujitsu Limited. His work has significantly influenced the development of new technologies, contributing both to the advancement of his employers and the broader field of electronics. His initiatives within these organizations have underscored the importance of innovation in driving technological progress.

Collaborations

Throughout his career, Takuji has had the opportunity to collaborate with talented individuals such as Hiroshi Hamano and Izumi Amemiya. These partnerships have facilitated a vibrant exchange of ideas and creativity, further enhancing the impact of his inventions and the projects he has undertaken.

Conclusion

Takuji Yamamoto stands out as an exceptional inventor whose work continues to shape the landscape of technology. With an impressive number of patents and a commitment to innovative solutions, his contributions will undoubtedly leave a lasting legacy in the fields of computing and power estimation. As technology continues to evolve, Takuji's pioneering spirit serves as an inspiration for future inventors and innovators.

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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