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For the Inventor, By the Inventor

Yokkaichi, Japan

Keisuke Tokubuchi

This inventor holds 10 USPTO granted patents and 2 published patent applications. Top assignees: Kabushiki Kaisha Toshiba, Kioxia Corporation, Toshiba Memory Corporation. Active years: 1999-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keisuke Tokubuchi. Retrieved from https://idiyas.com/inventor/keisuke-tokubuchi

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

Calculating rank
USPTO Granted Patents = 10 

% Patents Active = 90.0

Average Co-Inventor Count = 3.7

ph-index = 6

Forward Citations = 286(Granted Patents)


Location History:

  • Yokohama, JP (1999 - 2004)
  • Yokkaichi, JP (2002 - 2022)
  • Yokkaichi Mie, JP (2023)

Company Filing History:

goldMedal6 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal2 out of 3,216 
 
Kioxia Corporation
 patents
bronzeMedal1 out of 2,955 
 
Toshiba Memory Corporation
 patents
4. 1 out of 834,601 
Other
 patents

Years Active: 1999-2023

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10 patents (USPTO):Explore Patents
1. 11551973 - Semiconductor device manufacturing method and semiconductor device (2023-01-10),
2. 11309219 - Method for manufacturing semiconductor device (2022-04-19),
3. 10950468 - Semiconductor manufacturing apparatus (2021-03-16),
4. 6739326 - Semiconductor manufacturing equipment (2004-05-25),
5. 6352073 - Semiconductor manufacturing equipment (2002-03-05),
6. 6337258 - Method of dividing a wafer (2002-01-08),
7. 6294439 - Method of dividing a wafer and method of manufacturing a semiconductor device (2001-09-25),
8. 6238515 - Wafer transfer apparatus (2001-05-29),
9. 6184109 - Method of dividing a wafer and method of manufacturing a semiconductor device (2001-02-06),
10. 5888883 - Method of dividing a wafer and method of manufacturing a semiconductor (1999-03-30),

Title: Keisuke Tokubuchi: Innovator in Semiconductor Technology

Introduction

Keisuke Tokubuchi is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 10 patents. His innovative approaches have paved the way for advancements in semiconductor device manufacturing.

Latest Patents

Among his latest patents, Tokubuchi has developed a semiconductor device manufacturing method. This method involves providing an adhesive film over a semiconductor wafer, forming a slit in the film, and fragmenting the wafer into semiconductor chips. Additionally, he has created a method for manufacturing semiconductor devices that includes dividing a wafer into chips, applying a resin film, and sequentially mounting the chips on a substrate. These patents reflect his commitment to enhancing semiconductor manufacturing processes.

Career Highlights

Throughout his career, Tokubuchi has worked with notable companies such as Kabushiki Kaisha Toshiba and Kioxia Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the semiconductor industry.

Collaborations

Tokubuchi has collaborated with esteemed colleagues, including Shinya Takyu and Tetsuya Kurosawa. These partnerships have fostered a creative environment that has led to innovative solutions in semiconductor technology.

Conclusion

Keisuke Tokubuchi's contributions to semiconductor technology are noteworthy and impactful. His patents and collaborations highlight his dedication to innovation in this critical field. His work continues to influence the future of semiconductor manufacturing.

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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