Yokohama, Japan

Tsutomu Aihara

This inventor holds 8 USPTO granted patents. Top assignees: Ohi Seisakusho Co., Ltd., Ikeda Bussan Co. Ltd., Nissan Motor Company Limited. Active years: 1989-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Aihara. Retrieved from https://idiyas.com/inventor/tsutomu-aihara

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 = 2.2

ph-index = 7

Forward Citations = 127(Granted Patents)


Location History:

  • Kanagawa, JP (1991)
  • Yokohama City, JP (1992)
  • Yokohama, JP (1989 - 1994)

Company Filing History:


Years Active: 1989-1994

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8 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tsutomu Aihara

Introduction

Tsutomu Aihara, an accomplished inventor based in Yokohama, Japan, has made significant advancements in the field of engineering with a total of eight patents to his name. His innovative spirit and technical expertise have led to the development of cutting-edge mechanisms that enhance the functionality of various products, particularly in the automotive industry.

Latest Patents

Among his latest patents, the **Seat Slider Mechanism** stands out. This mechanism features a U-shaped lower rail that is designed with a longitudinally oriented, downward-facing hook on both outer sides. An upper rail engages with the lower rail via an upward-facing hook, allowing for smooth movement. The design includes a mounted seat on the upper rail, and a motor or similar driving force can be utilized to facilitate movement between the two rails. Additionally, the lower rail is securely attached using mounting brackets that combine rivets and welding for durability.

Another of Aihara’s notable inventions is the **Power Seat Slide Device**. This innovative device consists of movable and stationary rails with complementary cross sections. The movable rail takes a C-shaped form with grooved side wall portions, while the stationary rail features an elongated flat upper plate that acts as guide edges. Metal rollers positioned between the major flat sections allow for smooth operation. Notably, a plastic slider is designed to fit within the grooved side walls, helping the device adapt seamlessly to various adjustments.

Career Highlights

Throughout his career, Tsutomu Aihara has worked with reputable companies, including Ohi Seisakusho Co., Ltd. and Ikeda Bussan Co., Ltd. His roles in these organizations have contributed to the refining of his mechanical and engineering skills, allowing him to push the boundaries of innovation within his field.

Collaborations

Aihara has partnered with esteemed colleagues, such as Yasuo Hirama and Hiroaki Iwamoto. These collaborations have led to shared insights and ideas, significantly influencing the development of Aihara’s innovative designs and patents.

Conclusion

Tsutomu Aihara’s contributions to the field of engineering and invention have established him as a prominent figure in innovation. With eight patents to his name, Aihara continues to influence the industry, paving the way for future advancements and inspiring the next generation of inventors. His dedication to improving functionality in mechanisms, particularly in the automotive sector, is a testament to his inventive spirit and engineering prowess.

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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