Yokohama, Japan

Keiko Fushimi

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Meidensha. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Fushimi. Retrieved from https://idiyas.com/inventor/keiko-fushimi

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Keiko Fushimi: Innovator in Digital Pulse Generation

Introduction

Keiko Fushimi is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of digital pulse generation, showcasing her expertise through her innovative patent.

Latest Patents

Fushimi holds a patent for a Digital PWMed pulse generator. This invention involves determining plural series of digital pattern data by PWMing a sine wave with a triangular wave. The data is classified based on the number of triangles within a half cycle of the sine wave. The appropriate series of data is selected according to a frequency command and adjusted in response to a voltage control command. The generator can accurately control the speed, torque, rotational directions, and torque fluctuations of an induction motor at high response speeds.

Career Highlights

Fushimi is associated with Kabushiki Kaisha Meidensha, where she has been able to apply her innovative ideas in practical applications. Her work has contributed to advancements in motor control systems, enhancing efficiency and performance.

Collaborations

She has collaborated with notable coworkers such as Tadashi Ashikaga and Yoshihide Kamanaka, further enriching her work environment and fostering innovation.

Conclusion

Keiko Fushimi's contributions to digital pulse generation exemplify her role as a leading inventor in her field. Her innovative spirit continues to drive advancements in technology.

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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