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For the Inventor, By the Inventor

Machida, Japan

Toshiyuki Arai

This inventor holds 11 USPTO granted patents. Top assignees: Renesas Technology Corp., Hitachi, Ltd., Renesas Electronics Corporation. Active years: 1991-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Arai. Retrieved from https://idiyas.com/inventor/toshiyuki-arai-67xeu4vs

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

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 54.5

Average Co-Inventor Count = 4.6

ph-index = 5

Forward Citations = 169(Granted Patents)


Location History:

  • Okazaki, Sakyo-ku, Kyoto JP (1991)
  • Soka-shi, Saitama-ken, JP (1999)
  • Tokyo JP (2003)
  • Machida, JP (2003 - 2011)

Company Filing History:

goldMedal5 out of 3,781 
 
Renesas Technology Corp.
 patents
silverMedal2 out of 42,743 
 
Hitachi, Ltd.
 patents
bronzeMedal1 out of 7,659 
 
Renesas Electronics Corporation
 patents
4. 3 out of 834,601 
Other
 patents

Years Active: 1991-2011

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11 patents (USPTO):Explore Patents
1. 7977234 - Fabrication method of semiconductor integrated circuit device (2011-07-12),
2. 7718526 - Fabrication method of semiconductor integrated circuit device (2010-05-18),
3. 7264677 - Process for treating solid surface and substrate surface (2007-09-04),
4. 7250365 - Fabrication method of semiconductor integrated circuit device (2007-07-31),
5. 7025896 - Process for treating solid surface and substrate surface (2006-04-11),
6. 6979649 - Fabrication method of semiconductor integrated circuit device (2005-12-27),
7. 6613242 - Process for treating solid surface and substrate surface (2003-09-02),
8. 6607988 - Manufacturing method of semiconductor integrated circuit device (2003-08-19),
9. 6537461 - Process for treating solid surface and substrate surface (2003-03-25),
10. 5901781 - Heat radiator for electronic parts (1999-05-11),
11. 4996041 - Method for introducing oxygen-17 into tissue for imaging in a magnetic (1991-02-26),

Title: Toshiyuki Arai: Innovator in Semiconductor Fabrication

Introduction

Toshiyuki Arai is a prominent inventor based in Machida, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 11 patents. His innovative approaches have paved the way for advancements in semiconductor integrated circuit devices.

Latest Patents

Among his latest patents is a fabrication method of semiconductor integrated circuit devices. This method includes polishing the entire area of the edge of a wafer using three polishing drums. Each drum is designated for a specific area: one polishes the upper surface, another the central portion, and the last one the lower surface of the edge. This meticulous process helps prevent obstacles that can cause defoliation of thin films on the wafer's edge.

Career Highlights

Toshiyuki Arai has worked with notable companies, including Renesas Technology Corporation. His expertise in semiconductor fabrication has been instrumental in developing efficient manufacturing processes.

Collaborations

Some of his notable coworkers include Takashi Yunogami and Sukeyoshi Tsunekawa. Their collaborative efforts have contributed to the success of various projects in the semiconductor industry.

Conclusion

Toshiyuki Arai's innovative work in semiconductor fabrication has established him as a key figure in the industry. His patents reflect a commitment to advancing technology and improving 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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