Shizuoka, Japan

Takeyuki Tachiiwa

This inventor holds 10 USPTO granted patents and 2 published patent applications and 4 EPO patents. Top assignees: Koito Manufacturing Company, Ltd., Nifco Inc.. Active years: 2005-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeyuki Tachiiwa. Retrieved from https://idiyas.com/inventor/takeyuki-tachiiwa

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

USPTO Granted Patents = 10 

% Patents Active = 30.0

 

Average Co-Inventor Count = 2.4

ph-index = 4

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 2005-2021

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10 patents (USPTO):Explore Patents

Title: Takeyuki Tachiiwa: Innovator in Vehicle Lighting Technology

Introduction

Takeyuki Tachiiwa is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle lighting technology, holding a total of 10 patents. His innovative designs have improved the functionality and efficiency of vehicle lamps.

Latest Patents

One of his latest patents involves a vehicle lamp that features an optical axis adjustment screw. This screw allows for the pivoting of an optical member around a pivotal axis that extends in the vehicle's width direction. The design includes a protruding piece on the optical member that extends toward the rear of the lamp, with a groove portion that interacts with the adjustment screw. This mechanism ensures that the optical member can be securely maintained in the desired position.

Another notable patent is for a lamp device and lighting device for vehicles. This invention includes an adjustment mechanism that allows for the precise adjustment of the optical axis of a projection lens. The lens unit can move in accordance with the rotation of a second screw, enhancing the overall performance of the lighting system.

Career Highlights

Throughout his career, Takeyuki Tachiiwa has worked with reputable companies such as Koito Manufacturing Company, Ltd. and Nifco Inc. His experience in these organizations has allowed him to refine his skills and contribute to advancements in vehicle lighting technology.

Collaborations

Takeyuki has collaborated with talented individuals in his field, including Kazutami Oishi and Hiroki Shibata. These partnerships have fostered innovation and creativity in their projects.

Conclusion

Takeyuki Tachiiwa's work in vehicle lighting technology showcases his dedication to innovation and improvement. His patents reflect a commitment to enhancing safety and functionality in automotive lighting systems.

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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