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For the Inventor, By the Inventor

Shimotsuma, Japan

Yasuharu Imai

This inventor holds 18 USPTO granted patents and 9 published patent applications and 14 EPO patents. Top assignees: Mitsubishi Materials Corporation, Gunze Limited, Tokyo Women's Medical University. Active years: 2005-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuharu Imai. Retrieved from https://idiyas.com/inventor/yasuharu-imai

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

USPTO Granted Patents = 18 

% Patents Active = 88.9

 

Average Co-Inventor Count = 3.1

ph-index = 8

Forward Citations = 270(Granted Patents)


Location History:

  • Ibaraki-ken, JP (2008)
  • Yuuki-gun, JP (2008)
  • Joso, JP (2010 - 2014)
  • Shimotsuma, JP (2010 - 2015)
  • Tokyo, JP (2005 - 2024)

Company Filing History:

goldMedal16 out of 1,555 
 
Mitsubishi Materials Corporation
 patents
silverMedal2 out of 161 
 
Gunze Limited
 patents
bronzeMedal2 out of 42 
 
Tokyo Women's Medical University
 patents
where one patent can have more than one assignee

Years Active: 2005-2024

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18 patents (USPTO):Explore Patents
1. 11931843 - Turning tool and turning method (2024-03-19),
2. 10307827 - Tool holder (2019-06-04),
3. 8943933 - Cutting edge replacement type groove forming tool and end face groove forming method (2015-02-03),
4. 8911185 - Detachable insert type cutting tool (2014-12-16),
5. 8748142 - Culture of cardiovascular cells on a matrix and method for regenerating cardiovascular tissue (2014-06-10),
6. D705828 - Cutting insert (2014-05-27),
7. 8556549 - Cutting tool with detachable insert, head member and tool body of the same (2013-10-15),
8. 8425161 - Cutting tool with detachable insert, head member and tool body of the same (2013-04-23),
9. 8366355 - Cutting insert and cutting method (2013-02-05),
10. 8342066 - Cutting tool for machining inner surface of hole, and method for cutting the same (2013-01-01),
11. 8277150 - Detachable insert-type cutting tool (2012-10-02),
12. 7866924 - Clamping mechanism for cutting insert (2011-01-11),
13. 7780380 - Insert-indexable tool (2010-08-24),
14. 7758286 - Insert-indexable tool (2010-07-20),
15. 7665933 - Cutting insert (2010-02-23),

Title: Yasuharu Imai: Innovator in Cutting Tool Technology

Introduction

Yasuharu Imai is a prominent inventor based in Shimotsuma, Japan. He has made significant contributions to the field of cutting tool technology, holding a total of 18 patents. His innovative designs have advanced the efficiency and effectiveness of machining processes.

Latest Patents

Among his latest patents, Imai has developed a turning tool that features a tool body extending along a tool axis. This tool includes a base on the tip of the tool body, a cutting insert that is detachably attached to the base, and a measurement device. The measurement device is equipped with a first distance sensor that measures the distance to an object located radially outward of the tool axis. Additionally, he has created a tool holder designed to efficiently supply coolant to the flank and cutting edge while preventing leakage. This tool holder includes a coolant supply passage and a detachable coolant ejection member that opens toward the flank and cutting edge.

Career Highlights

Throughout his career, Yasuharu Imai has worked with notable companies such as Mitsubishi Materials Corporation and Gunze Limited. His experience in these organizations has allowed him to refine his skills and contribute to the development of advanced cutting tools.

Collaborations

Imai has collaborated with esteemed colleagues, including Hidehiko Nagaya and Norio Aso. Their combined expertise has fostered innovation in the field of machining technology.

Conclusion

Yasuharu Imai's contributions to cutting tool technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in machining processes and tool design.

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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