San Jose, CA, United States of America

Toshinari Takayanagi

This inventor holds 29 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Power Management Circuits. Top assignees: Apple Inc., Sun Microsystems, Inc., Kabushiki Kaisha Toshiba. Active years: 2000-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinari Takayanagi. Retrieved from https://idiyas.com/inventor/toshinari-takayanagi

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

USPTO Granted Patents = 29 

% Patents Active = 93.1

 

Average Co-Inventor Count = 2.0

ph-index = 9

Forward Citations = 170(Granted Patents)


Location History:

  • Cupertino, CA (US) (2000 - 2001)
  • Sunnyvale, CA (US) (2007)
  • San Jose, CA (US) (2005 - 2021)

Company Filing History:


Years Active: 2000-2021

Loading Chart...
Loading Chart...
Areas of Expertise:
Voltage Control
Temperature Compensation
Power Management
Integrated Circuits
Performance State Transitions
Analog-to-Digital Converter
Hardware Control
Power Switch Optimization
Dynamic Power Noise
CMOS Circuitry
Thermal Management
Timing Modeling
29 patents (USPTO):Explore Patents

Title: The Innovative Mind of Toshinari Takayanagi

Introduction

Toshinari Takayanagi is a prominent inventor based in San Jose, California, recognized for his remarkable contributions to technology and engineering. With 27 patents to his name, Takayanagi has been at the forefront of innovative solutions that address modern challenges in power management and testing methodologies.

Latest Patents

Among Toshinari Takayanagi's latest innovations is a control scheme designed to temporarily raise supply voltage in response to sudden changes in current demand. This system comprises one or more processors, a memory unit, a clock generation circuit, functional blocks, a power supply capable of outputting multiple voltage levels, and a power management unit. The power management unit is adept at adjusting the power supply's output in anticipation of demands, ensuring efficient energy usage.

Another significant patent involves power droop measurements utilizing an analog-to-digital converter during testing. This apparatus operates in a test mode, generating specific output patterns based on a variety of test stimulus patterns. The test circuit is engineered to reapply particular stimulus patterns multiple times while varying the start time for voltage level sampling, enhancing the precision of the tests conducted.

Career Highlights

Takayanagi has held key positions at renowned companies such as Apple Inc. and Sun Microsystems, where he has contributed to projects that push the boundaries of technology. His work has not only advanced the technical capabilities of these firms but has also influenced the broader industry standards in power management and circuit testing.

Collaborations

Throughout his career, Takayanagi has collaborated with notable peers, including Shingo Suzuki and Jung Wook Cho, both of whom have contributed to the rich tapestry of innovation in their respective fields. These collaborations have significantly enhanced the efficacy and reach of their collective inventions, paving the way for advancements that impact countless users.

Conclusion

Toshinari Takayanagi exemplifies the spirit of innovation, with patents that reflect both creativity and practical application. His expertise in power management systems and testing strategies showcases his dedication to improving technology efficiency. As the industry continues to evolve, the work of inventors like Takayanagi will undoubtedly have lasting impacts on future advancements.

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]
Loading…