Fujisawa, Japan

Eiji Sakamoto

This inventor holds 7 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Hitachi, Ltd., Hitachi Kyowa Engineering Co., Ltd., Hitachi Metals, Ltd.. Active years: 2011-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Sakamoto. Retrieved from https://idiyas.com/inventor/eiji-sakamoto-41kvow7j

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 42.9

 

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Fujisawa, JP (2011 - 2012)
  • Yokohama, JP (2012)
  • Tokyo, JP (2022 - 2024)

Company Filing History:


Years Active: 2011-2024

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7 patents (USPTO):Explore Patents

Title: Eiji Sakamoto: Innovator in NC Program Generation Technology

Introduction

Eiji Sakamoto is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of numerical control (NC) program generation, holding a total of 7 patents. His work focuses on enhancing machining accuracy and efficiency in manufacturing processes.

Latest Patents

Sakamoto's latest patents include a NC program generation system and a NC program generation method. The NC program generation system provides a technology for generating an NC program that secures appropriate machining accuracy. This invention features a conversion computer equipped with a CPU that generates an NC program for a turning process on a lathe. The CPU calculates displacements for a workpiece processed at multiple machining positions and determines the movement path of the tool used during the turning process.

Another significant patent is the NC program conversion process method and processing treatment system. This invention allows for the conversion of an NC program used in one processing machine into a program suitable for another machine while maintaining processing accuracy. The conversion system receives information regarding the stiffness of the destination processing machine or the tool in the destination toolset, enabling effective program conversion.

Career Highlights

Throughout his career, Eiji Sakamoto has worked with prominent companies such as Hitachi, Ltd. and Hitachi Kyowa Engineering Co., Ltd. His experience in these organizations has contributed to his expertise in NC technology and program generation.

Collaborations

Sakamoto has collaborated with notable colleagues, including Shohei Hata and Ippei Kono. These partnerships have likely fostered innovation and advancements in their respective fields.

Conclusion

Eiji Sakamoto's contributions to NC program generation technology demonstrate his commitment to improving machining processes. His patents reflect a deep understanding of the complexities involved in manufacturing, making him a valuable figure 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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