Osaka, Japan

Shunsaku Muraoka

USPTO Granted Patents = 65 


Average Co-Inventor Count = 4.0

ph-index = 12

Forward Citations = 567(Granted Patents)

Forward Citations (Not Self Cited) = 514(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hirakata, JP (1993 - 2007)
  • Osaka, JP (2008 - 2024)

Company Filing History:


Years Active: 1993-2024

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Areas of Expertise:
Gas Sensors
Gas Detection Devices
Fuel Cell Vehicles
Nonvolatile Memory Devices
Variable Resistance Elements
Hydrogen Detection
Memory Cell Programming
Thin Film Memory Devices
Nonvolatile Semiconductor Apparatus
Oxygen-Deficient Oxide Layers
Resistance Variable Memory Apparatus
Data Writing Methods
65 patents (USPTO):Explore Patents

Title: Innovations of Shunsaku Muraoka in Gas Sensor Technology

Introduction: Shunsaku Muraoka, based in Osaka, Japan, is an accomplished inventor known for his extensive work in the field of gas sensing technology. With a remarkable portfolio of 65 patents, Muraoka has made significant contributions to advancements that enhance the safety and efficiency of gas detection systems.

Latest Patents: Among his latest innovations are two notable patents: a method for driving a gas sensor and a sophisticated gas detection device. The first patent outlines a gas sensor driving method that incorporates a unique configuration of electrodes and a metal-oxide layer designed to detect hydrogen through changes in resistance. This method involves alternating application of positive and negative voltage across the sensor's electrodes, significantly improving its operational efficiency. The second patent presents a comprehensive gas monitoring system, featuring a sensor device that detects gas and transmits results via a communication module. This system includes an analog-to-digital converter that processes detection data and a power source for both the sensor module and the communication module, enhancing the overall functionality and connectivity of gas detection devices.

Career Highlights: Shunsaku Muraoka has had a distinguished career, including significant stints at prominent companies such as Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His work in these organizations has solidified his reputation as a leading expert in the development of innovative gas sensor technology.

Collaborations: Throughout his career, Muraoka has collaborated with renowned professionals such as Takeshi Takagi and Koichi Osano. These collaborations have facilitated the exchange of ideas and fostered advancements in gas detection methods, further elevating the quality and effectiveness of his inventions.

Conclusion: Shunsaku Muraoka's dedication to innovation in the field of gas sensor technology is evident through his impressive portfolio of patents and his collaborative efforts with industry experts. His contributions continue to impact safety standards and technological advancements in gas monitoring systems, marking him as a pivotal figure in this essential field.

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