Yokohama, Japan

Masafumi Fujita

This inventor holds 32 USPTO granted patents and 2 published patent applications and 10 EPO patents, primarily in Rotating Electrical Machines. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Energy Systems & Solutions Corporation, Yoshino Kogyosho Co., Ltd.. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Fujita. Retrieved from https://idiyas.com/inventor/masafumi-fujita

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

Calculating rank
USPTO Granted Patents = 32 

% Patents Active = 93.8

 

Average Co-Inventor Count = 4.3

ph-index = 3

Forward Citations = 26(Granted Patents)


Location History:

  • Kanagawa, JP (2012 - 2015)
  • Matsudo, JP (2018)
  • Yokohama, JP (2007 - 2021)
  • Yokohama Kanagawa, JP (2022 - 2024)

Company Filing History:


Years Active: 2007-2026

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Areas of Expertise:
Field Winding
Abnormality Detection
Rotary Electrical Machine
Armature Winding
Stator Core
Coil Technology
Short-Circuit Monitoring
In-Mold Labeling
Manufacturing Methods
Rotor Cooling
Electro-Dynamic Machine
32 patents (USPTO):Explore Patents

Title: The Innovative Mind of Masafumi Fujita: Pioneering Advances in Electrical Machinery

Introduction: Masafumi Fujita, located in Yokohama, Japan, is a distinguished inventor with a remarkable portfolio of 28 patents. His contributions have significantly impacted the field of electrical machinery, showcasing his dedication to innovation and technological advancement.

Latest Patents: Among his latest intellectual property achievements, two notable patents stand out. The first is an "Abnormality Detection System of Rotary Electrical Machine." This invention presents a system featuring multiple magnetic flux sensors arranged on the stator core. These sensors detect magnetic flux and facilitate the identification of abnormalities within the stator core by analyzing signals from various sensors. The second patent concerns the "Armature Winding of Rotating Electrical Machine." This design enhances the efficiency of three-phase, even-numbered pole, two-layer wound armature windings, introducing innovative arrangements for optimal performance.

Career Highlights: Masafumi Fujita has had a prestigious career, notably working with Kabushiki Kaisha Toshiba and Toshiba Energy Systems & Solutions Corporation. His experiences at these prominent companies have enriched his expertise and fostered a conducive environment for his inventive spirit.

Collaborations: Collaboration has played a vital role in Fujita's journey as an inventor. He has worked closely with talented colleagues such as Tadashi Tokumasu and Mikio Kakiuchi, whose contributions and insights have complemented Fujita's innovative pursuits.

Conclusion: Masafumi Fujita's ongoing commitment to innovation is evident from his extensive patent portfolio and contributions to electrical machinery. His work not only reflects his talent as an inventor but also highlights the importance of collaboration in driving technological advancements in the industry.

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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