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For the Inventor, By the Inventor

Hitachi, Japan

Hisanori Toyoshima

This inventor holds 10 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1989-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisanori Toyoshima. Retrieved from https://idiyas.com/inventor/hisanori-toyoshima

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

Calculating rank
USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 9.0

ph-index = 8

Forward Citations = 382(Granted Patents)


Company Filing History:

goldMedal10 out of 42,740 
 
Hitachi, Ltd.
 patents

Years Active: 1989-1995

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10 patents (USPTO):Explore Patents
1. 5381584 - Vacuum cleaner (1995-01-17),
2. 5294872 - Method and apparatus for operating vacuum cleaner (1994-03-15),
3. 5243732 - Vacuum cleaner with fuzzy logic control (1993-09-14),
4. 5166585 - Motor control apparatus for an electric vacuum cleaner (1992-11-24),
5. 5110266 - Electric blower having improved return passage for discharged air flow (1992-05-05),
6. 5075607 - Method and apparatus for operating vacuum cleaner (1991-12-24),
7. 5027469 - Vacuum cleaner (1991-07-02),
8. 4983895 - Method and apparatus for operating vacuum cleaner (1991-01-08),
9. 4958406 - Method and apparatus for operating vacuum cleaner (1990-09-25),
10. 4880474 - Method and apparatus for operating vacuum cleaner (1989-11-14),

Title: The Innovative Journey of Hisanori Toyoshima

Introduction: Hisanori Toyoshima is a renowned inventor hailing from Hitachi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hisanori Toyoshima 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, Toyoshima has worked with leading tech companies, including Hitachi, where he played a pivotal role in developing cutting-edge products that have revolutionized the industry.

Collaborations: Throughout his career, Hisanori Toyoshima has collaborated with top researchers, engineers, and scientists, both locally and internationally, to bring forth innovative solutions to complex technological challenges.

Conclusion: Hisanori Toyoshima's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology, inspiring future generations of inventors to dream big and push the boundaries of what is possible.

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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