Osaka, Japan

Masaru Higashionji

This inventor holds 31 USPTO granted patents, primarily in Fuel Cell Technology. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd.. Active years: 1983-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Higashionji. Retrieved from https://idiyas.com/inventor/masaru-higashionji

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

Calculating rank

% Patents Active = 48.4

Average Co-Inventor Count = 4.4

ph-index = 8

Forward Citations = 206(Granted Patents)


Location History:

  • Katano, JP (1983 - 2011)
  • Osaka, JP (2004 - 2015)

Company Filing History:


Years Active: 1983-2015

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Areas of Expertise:
Drive Unit
Vibratory Actuator
Fuel Cell
Power System
Magnetic Recording
Recording Head
Ultrasonic Actuator
Piezoelectric Element
Magnetic Head
Rotary Head Adjuster
Azimuth Adjusting
Magnetic Transducer
31 patents (USPTO):Explore Patents

Title: Masaru Higashionji: Innovator in Ultrasonic Technology

Introduction

Masaru Higashionji is a renowned inventor based in Osaka, Japan, known for his remarkable contributions to ultrasonic technology. With a total of 31 patents to his name, his innovative spirit continues to drive advancements in various engineering fields.

Latest Patents

Among his recent inventions is a groundbreaking drive unit that incorporates an ultrasonic actuator. This unit is equipped with an actuator body formed using a piezoelectric element. The driving element on the actuator body is designed to output a driving force by moving in response to the vibrations of the actuator body. The control section is responsible for inducing vibrations in the actuator by applying a first and second AC voltage that have the same frequency but differ in phase. Furthermore, it optimizes the first and second AC voltages to have distinct voltage values, enhancing the performance and efficiency of the drive unit.

Career Highlights

Throughout his career, Masaru has worked at leading technology companies including Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His tenure at these organizations has allowed him to apply his innovative ideas and bring new technologies to fruition. His extensive experience undoubtedly contributes to his success as an inventor.

Collaborations

Masaru has collaborated with notable professionals in his field, including Hideaki Mukae and Yusuke Adachi. These partnerships have fostered a creative environment, enabling the development and refinement of several cutting-edge technologies.

Conclusion

Masaru Higashionji stands out as a pivotal figure in the realm of ultrasonic technology. His extensive patent portfolio showcases his commitment to innovation and his influence on the industry. With his continued work and collaborations, the future holds great promise for further advancements in his field.

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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