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For the Inventor, By the Inventor

Kobe, Japan

Nobuo Sashida

This inventor holds 11 USPTO granted patents, plus 3 CIPO patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Susumu Jatsumura. Active years: 1984-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuo Sashida. Retrieved from https://idiyas.com/inventor/nobuo-sashida

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

USPTO Granted Patents = 11

% Patents Active = 100.0


Average Co-Inventor Count = 2.1

ph-index = 10

Forward Citations = 266(Granted Patents)


Location History:

  • Hyogo, JP (1984 - 1993)
  • Kobe, JP (1985 - 1995)

Company Filing History:

goldMedal11 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal1 out of 1 
 
Susumu Jatsumura
 patent
where one patent can have more than one assignee

Years Active: 1984-1995

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11 patents (USPTO):Explore Patents
1. 5422518 - Electric power supply system using multiple power sources (1995-06-06),
2. 5274538 - Power conversion apparatus (1993-12-28),
3. 5257180 - Controlling system for parallel operation of AC output inverters with (1993-10-26),
4. 5198970 - A.C. power supply apparatus (1993-03-30),
5. 5189603 - DC to AC electric power converting apparatus (1993-02-23),
6. 5182463 - 3-Phase converter apparatus (1993-01-26),
7. 4985819 - AC-DC-AC apparatus having battery charging and discharging feature (1991-01-15),
8. 4803611 - Apparatus for correcting DC component of output voltage in inverter (1989-02-07),
9. 4686447 - Static var compensators (1987-08-11),
10. 4536816 - Thyristor apparatus employing light-triggered thyristors (1985-08-20),
11. 4475046 - Ignition equipment for light ignition thyristors (1984-10-02),

Title: Nobuo Sashida: Innovator in Power Supply Systems

Introduction

Nobuo Sashida is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of power supply systems, holding a total of 11 patents. His work focuses on enhancing the reliability and stability of power supply systems through innovative designs.

Latest Patents

One of Sashida's latest patents is an electric power supply system that utilizes multiple power sources. This system is designed to maintain high reliability and stability by quickly synchronizing a power converter with an AC power source during parallel operations. It features a current sensor that detects AC current from the power converter and a comparator that determines if the current exceeds a predetermined value. When this occurs, the output frequency of the power converter is rapidly adjusted to match the AC power source's frequency. Another notable patent is a power conversion apparatus that includes an inverter circuit for converting DC power into AC power. This apparatus also incorporates a cyclo converter circuit that controls the direction of electric current and ensures that the output voltage does not short circuit.

Career Highlights

Sashida has worked with notable companies such as Mitsubishi Electric Corporation and Susumu Jatsumura. His experience in these organizations has allowed him to develop and refine his innovative ideas in power supply technology.

Collaborations

Throughout his career, Sashida has collaborated with talented individuals, including Takao Kawabata and Yushin Yamamoto. These partnerships have contributed to the advancement of his projects and patents.

Conclusion

Nobuo Sashida's contributions to power supply systems demonstrate his commitment to innovation and excellence in engineering. His patents reflect a deep understanding of electrical systems and a drive to improve their functionality and reliability.

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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