Shizuoka, Japan

Toru Zenno

This inventor holds 10 USPTO granted patents and 9 EPO patents. Top assignees: Yamaha Hatsudoki Kabushiki Kaisha, Yamaha Motor Company Ltd. Active years: 2006-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Zenno. Retrieved from https://idiyas.com/inventor/toru-zenno

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

Calculating rank

% Patents Active = 90.0

 

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 23(Granted Patents)


Location History:

  • Iwata, JP (2006 - 2009)
  • Shizuoka-ken, JP (2008 - 2012)
  • Shizuoka, JP (2007 - 2014)

Company Filing History:


Years Active: 2006-2014

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10 patents (USPTO):Explore Patents

Title: The Innovations of Toru Zenno

Introduction

Toru Zenno is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle control systems, holding a total of 10 patents. His work focuses on enhancing the riding experience through innovative control devices and methods.

Latest Patents

Among his latest patents are a control device and control method for a transmission mechanism, as well as a control method for vehicles with engines. The control device is designed to manage a clutch driven by an actuator mechanism, such as a motor. It ensures that riders do not perceive any braking force when shifting the clutch from a disengaged to an engaged state while traveling, thereby improving riding comfort. The device determines whether to restrict clutch engagement based on rotational speed information from both upstream and downstream sides of the clutch. If engagement is to be restricted, the device delays the engagement until the engine speed reaches an acceptable level.

Another notable patent is a gear change control device for straddle-type vehicles, which includes a clutch actuator and a transmission actuator. This device is equipped with sensors to monitor the operational conditions of the vehicle and responds to gear change commands. The controller can change gears and reengage the clutch based on the vehicle's operational conditions, ensuring a smooth transition during gear changes.

Career Highlights

Toru Zenno has worked with notable companies in the automotive industry, including Yamaha Hatsudoki Kabushiki Kaisha and Yamaha Motor Company Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in vehicle control systems.

Collaborations

Throughout his career, Zenno has collaborated with talented individuals such as Makoto Kosugi and Masaichi Yamada. These partnerships have contributed to the advancement of his inventions and the successful implementation of his patents.

Conclusion

Toru Zenno's contributions to vehicle control technology have significantly enhanced the riding experience for users. His innovative patents reflect his dedication to improving vehicle performance and comfort.

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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