Yokohama, Japan

Takashi Yoshizawa

This inventor holds 19 USPTO granted patents and 1 EPO patent, primarily in Automotive Security Systems. Top assignees: Kabushiki Kaisha Toshiba, Nissan Motor Company Limited, Alpha Corporation. Active years: 1984-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Yoshizawa. Retrieved from https://idiyas.com/inventor/takashi-yoshizawa

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


% Patents Active = 100.0


Average Co-Inventor Count = 1.8

ph-index = 8

Forward Citations = 358(Granted Patents)


Location History:

  • Ayase, JP (1984)
  • Tokyo, JP (1993)
  • Atsugi, JP (1998)
  • Kanagawa-ken, JP (2000)
  • Sagamihara, JP (1999 - 2002)
  • Yokohama, JP (1993 - 2017)

Company Filing History:


Years Active: 1984-2017

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Areas of Expertise:
Steering Lock Device
Cylinder Lock Device
Keyless Entry System
Optical Head Apparatus
Objective Lens Driving Apparatus
Anti-Theft Car Protection
Door Lock Control System
Optical Disk Apparatus
Viscoelastic Substance
Automotive Technology
Information Read/Write
Stretch Drawing Apparatus
19 patents (USPTO):Explore Patents

Title: Takashi Yoshizawa: Innovator in Steering Lock Devices

Introduction

Takashi Yoshizawa, based in Yokohama, Japan, is a recognized inventor with an impressive portfolio of 19 patents. His contributions to the field of automotive security, particularly in steering lock devices, showcase his innovative spirit and engineering prowess.

Latest Patents

Among Yoshizawa's latest inventions is a steering lock device designed to prevent improper access to a cylinder lock due to deformations in its mounting hole. This device integrates a frame that houses a lock body, which moves in and out of the steering column when a cylinder lock is manipulated. His design includes a mounted member with a cut-out mounting hole and sections that regulate deformation by locking with an inserted member.

Another notable patent is his cylinder lock device, which features a casing comprised of front and rear sections that hold a rotor and a key cylinder. This mechanism allows for axial movement and rotation upon the insertion of a proper key. The design emphasizes ease of assembly, with means for integral rotation and axial movement, enhancing user convenience and security.

Career Highlights

Yoshizawa has had a distinguished career, particularly at prominent companies such as Nissan Motor Company Limited and Kabushiki Kaisha Toshiba. His work in these organizations has played a vital role in developing advanced security technologies for vehicles.

Collaborations

Throughout his career, Yoshizawa has collaborated with talented individuals, including Akihiro Kasahara and Hideo Yamasaki. These partnerships have likely fostered a rich environment for innovation, driving forward the capabilities of automotive security systems.

Conclusion

In summary, Takashi Yoshizawa is a notable figure in the realm of automotive innovation, with significant patents that enhance the safety and security of vehicle locking systems. His work continues to inspire future 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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