Neyagawa, Japan

Koji Kajitani

This inventor holds 26 USPTO granted patents, primarily in Clutch Technology. Top assignees: Exedy Corporation, Kabushiki Kaisha Daikin Seisakusho, Daikin Clutch Corporation. Active years: 1988-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Kajitani. Retrieved from https://idiyas.com/inventor/koji-kajitani

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 8

Forward Citations = 175(Granted Patents)


Location History:

  • Tsuzuki, JP (1996)
  • Osaka, JP (1997)
  • Tsuzuki-gun, JP (1997 - 1999)
  • Neyagawa, JP (1988 - 2000)
  • Kyotanabe, JP (1999 - 2000)
  • Kyoto, JP (1996 - 2001)

Company Filing History:


Years Active: 1988-2001

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Areas of Expertise:
Clutch Technology
Modular Clutch
Dual Flywheel Assembly
Vibration Dampening
Torque Converter
Multi-Plate Clutch
Lockup Damper
Motorcycle Clutch
Clutch Assembly
Hydraulic Release
Annular Cylinder Assembly
Thermal Expansion Compensation
26 patents (USPTO):Explore Patents

Title: Koji Kajitani: A Pioneer in Power Transfer Innovations

Introduction

Koji Kajitani, based in Neyagawa, Japan, is a notable inventor recognized for his significant contributions to the field of engineering. With an impressive portfolio of 26 patents, Kajitani continues to push the boundaries of innovation, particularly in power transfer mechanisms.

Latest Patents

Among his latest inventions is a power transfer apparatus equipped with a vibration dampening mechanism that offers structural support. This power coupling mechanism features a flexible disk-like plate, a ring element, first and second input plates, and a driven plate. The design includes deformed sheet metal material that forms a viscous fluid-filled chamber, which houses a dampening mechanism. The innovative structure allows for axial flexing and enhances durability by providing support against thrust and radial forces through interfitting grooves and protrusions. An inertia element with a ring gear is also linked to the driven plate, demonstrating his focus on efficient energy transfer and stress absorption.

Career Highlights

Koji Kajitani has spent a significant portion of his career working with renowned companies, including Exedy Corporation and Daikin Industries, Ltd. His experience in these institutions has allowed him to develop practical solutions and refine his innovative concepts.

Collaborations

During his career, Kajitani has collaborated with esteemed colleagues, including Hirotaka Fukushima and Hiroshi Mizukami. These partnerships have played an essential role in advancing his projects and enriching the innovation process through shared expertise.

Conclusion

Koji Kajitani's work exemplifies dedication to innovation in power transfer technology. His ongoing developments and patented designs highlight his expertise and commitment to enhancing engineering solutions. As he continues to innovate, his contributions significantly impact the industry, paving the way for future advancements.

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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