Susono, Japan

Nobuyoshi Sugitani

This inventor holds 26 USPTO granted patents and 5 published patent applications and 1 EPO patent, primarily in Vehicle Drive Systems. Top assignees: Toyota Jidosha Kabushiki Kaisha, Alchemica Corporation, Imadest Corporation. Active years: 1995-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyoshi Sugitani. Retrieved from https://idiyas.com/inventor/nobuyoshi-sugitani

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

USPTO Granted Patents = 26 

% Patents Active = 69.2

 

Average Co-Inventor Count = 1.7

ph-index = 11

Forward Citations = 1,077(Granted Patents)


Location History:

  • Toyota, JP (1995 - 2000)
  • Susono-shi, Shizuoka, JP (2010)
  • Susono, JP (1999 - 2019)

Company Filing History:


Years Active: 1995-2024

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Areas of Expertise:
Electric Vehicle
Torque Vectoring
Motor Drive Unit
Control System
Power Transmission
Planetary Gear
Steering Control
Angular Velocity
Vibration Sensing
Detection Apparatus
Gear Mechanism
Quartz Vibrator
26 patents (USPTO):Explore Patents

Title: Innovations by Nobuyoshi Sugitani: A Pioneer in Drive Mechanisms

Introduction

Nobuyoshi Sugitani, an innovative inventor hailing from Susono, Japan, holds a remarkable portfolio of 26 patents. His work is primarily concentrated in the automotive technology sector, where he has focused on enhancing vehicular drive systems and electric vehicles. His latest inventions demonstrate a significant advancement in efficiency and vehicle stability.

Latest Patents

Among his latest patents are groundbreaking designs for a vehicular drive device and an advanced electric vehicle mechanism. The vehicular drive device innovatively reduces the size of the planetary gear mechanism, leading to a significant decrease in both the size and weight of the entire drive device. This innovation also optimizes the distance between the output shafts that transmit rotational torque, repositioning them to improve overall vehicle stability. The design includes external sun gears coupled to an input shaft, with planetary carriers that are coaxial and situated adjacent to planetary gears. Notably, these components facilitate rotation in mutually opposite directions, supported by a well-engineered differential mechanism.

Another pioneering invention is the drive unit, which is engineered to prevent accidental relative rotation between the right and left wheels. This unit integrates dual motors connected to separate drive shafts, along with dedicated torque transmitting routes that enhance the reliability and stability of vehicle performance. Within this framework, rotary members and a restriction device work in unison to maintain optimal functionality.

Career Highlights

Nobuyoshi Sugitani has made substantial contributions through his career at notable companies in the automotive industry. He has worked with Toyota Motor Corporation, where he further developed his expertise in vehicular systems. Additionally, Sugitani was associated with Alchemica Corporation, where he likely expanded his innovations in drive mechanisms.

Collaborations

Throughout his career, Nobuyoshi has collaborated with talented professionals, including Aizoh Kubo and Hiroshi Isono. These partnerships have allowed for the exchange of ideas and techniques, fostering a creative environment that has significantly impacted his inventive processes.

Conclusion

Nobuyoshi Sugitani's dedication to innovation in automotive technology, particularly in drive systems and electric vehicles, has established him as a key figure in his field. With his impressive collection of patents, he continues to influence the design and efficiency of vehicular technologies, setting a high standard for future innovations.

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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