Chiryu, Japan

Yutaka Hayashi

This inventor holds 4 USPTO granted patents. Top assignee: Toyoda Koki Kabushiki Kaisha. Active years: 1993-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Hayashi. Retrieved from https://idiyas.com/inventor/yutaka-hayashi-qrcyc8ew

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 = 4.2

ph-index = 3

Forward Citations = 18(Granted Patents)


Location History:

  • Kariya, JP (1993)
  • Chiryu, JP (1997 - 1999)

Company Filing History:


Years Active: 1993-1999

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4 patents (USPTO):Explore Patents

Title: Yutaka Hayashi: Innovator in Grinding Technology

Introduction

Yutaka Hayashi is a notable inventor based in Chiryu, Japan. He has made significant contributions to the field of grinding technology, holding a total of 4 patents. His innovative designs have enhanced the efficiency and accuracy of machining processes.

Latest Patents

One of Hayashi's latest patents is a grinding wheel with at least two wheel cores for circumferential grinding. This grinding wheel is designed for use in a grinding machine and is attached to a wheel spindle for simultaneously grinding at least two parts of a workpiece. The grinding wheel includes at least two disk-like wheel cores, each with an abrasive layer on its circumferential surface. A spacer portion is inseparably fixed on at least one of the wheel cores to maintain a space between the abrasive layers. Additionally, a first labyrinth portion is located on one of the side surfaces of one of the wheel cores to form a labyrinth seal with a second labyrinth portion arranged on the grinding machine. This design significantly reduces the number of separable parts, enhancing balance and stability during high-speed operations, which ultimately improves machining accuracy.

Another patent focuses on a method for machining a workpiece by renewing a tool's movable range. This machining apparatus allows for the movement of a tool in relation to the workpiece, with a tool movable range setting means that inhibits the workpiece from exceeding a reference size. The apparatus halts the tool's movement if it exceeds the set movable range, ensuring precision in machining operations.

Career Highlights

Yutaka Hayashi is currently employed at Toyoda Koki Kabushiki Kaisha, a company known for its advanced manufacturing technologies. His work has been instrumental in developing innovative solutions that address the challenges faced in machining processes.

Collaborations

Hayashi has collaborated with notable coworkers, including Makoto Nonoyama and Takao Yoneda. Their combined expertise has contributed to the successful development of various innovative technologies in the field.

Conclusion

Yutaka Hayashi's contributions to grinding technology through his patents and work at Toyoda Koki Kabushiki Kaisha highlight his role as a significant innovator in the industry. His inventions continue to enhance machining accuracy and efficiency, making a lasting impact on manufacturing processes.

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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