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For the Inventor, By the Inventor

Hitachi, Japan

Fumio Jyoraku

This inventor holds 18 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1988-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumio Jyoraku. Retrieved from https://idiyas.com/inventor/fumio-jyoraku

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

USPTO Granted Patents = 18

% Patents Active = 83.3

Average Co-Inventor Count = 6.2

ph-index = 11

Forward Citations = 537(Granted Patents)


Location History:

  • Hitachi, JP (1988 - 1995)
  • Hitachiota, JP (2002)
  • Hitachiohta, JP (2000 - 2011)

Company Filing History:

goldMedal18 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1988-2011

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18 patents (USPTO):Explore Patents
1. 7880358 - Rotor of permanent magnet rotating electric machine (2011-02-01),
2. 7768171 - Rotor of permanent magnet rotating electric machine (2010-08-03),
3. 7417348 - Rotor of permanent magnet rotating electric machine (2008-08-26),
4. 6442792 - Vacuum cleaner (2002-09-03),
5. 6146094 - Motor-driven blower and method of manufacturing impeller for (2000-11-14),
6. 5381584 - Vacuum cleaner (1995-01-17),
7. 5294872 - Method and apparatus for operating vacuum cleaner (1994-03-15),
8. 5243732 - Vacuum cleaner with fuzzy logic control (1993-09-14),
9. 5166585 - Motor control apparatus for an electric vacuum cleaner (1992-11-24),
10. 5110266 - Electric blower having improved return passage for discharged air flow (1992-05-05),
11. 5075607 - Method and apparatus for operating vacuum cleaner (1991-12-24),
12. 5027469 - Vacuum cleaner (1991-07-02),
13. 4983895 - Method and apparatus for operating vacuum cleaner (1991-01-08),
14. 4958406 - Method and apparatus for operating vacuum cleaner (1990-09-25),
15. 4955105 - Vacuum cleaner (1990-09-11),

Title: The Innovative Journey of Fumio Jyoraku

Introduction: Fumio Jyoraku is a distinguished inventor hailing from Hitachi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Fumio Jyoraku holds several patents in the areas of electronics, robotics, and artificial intelligence, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Fumio Jyoraku has worked with renowned tech companies, leading research institutions, and universities, where he has spearheaded numerous projects that have revolutionized the industry.

Collaborations: Throughout his career, Fumio Jyoraku has collaborated with top-tier engineers, scientists, and researchers, fostering a culture of innovation and knowledge-sharing that has led to the development of cutting-edge technologies.

Conclusion: Fumio Jyoraku's relentless pursuit of innovation and his passion for creating solutions to complex technological challenges have solidified his position as a visionary inventor in the global tech landscape.

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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