Hiroshima, Japan

Keishi Kawaguchi

This inventor holds 5 USPTO granted patents. Top assignees: Toyo Advanced Technologies Co., Ltd., Mazda Motor Corporation. Active years: 1991-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keishi Kawaguchi. Retrieved from https://idiyas.com/inventor/keishi-kawaguchi

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 = 3.7

ph-index = 3

Forward Citations = 54(Granted Patents)


Location History:

  • Higashihiroshima, JP (1991 - 1996)
  • Hiroshima, JP (1997 - 1999)

Company Filing History:


Years Active: 1991-1999

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5 patents (USPTO):Explore Patents

Title: Keishi Kawaguchi: Innovator in Wafer Production Technology

Introduction

Keishi Kawaguchi is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of wafer production technology, holding a total of 5 patents. His innovative approaches have enhanced the efficiency and accuracy of wafer processing.

Latest Patents

Kawaguchi's latest patents include a wafer producing apparatus and a method and apparatus for slicing a work. The wafer producing apparatus is designed to transport wafers obtained from multiple slicing devices to a common finishing device. It features an identification signal storage device that ensures wafers are accurately stored in the appropriate storage cassettes, even when the working speeds of the slicing and finishing devices differ. The method and apparatus for slicing a work involves a rotating blade member and various moving devices that work together to achieve precise cutting. This invention includes a rotational controller that adjusts the blade's speed based on detected axial displacement, ensuring accurate cutting positions.

Career Highlights

Throughout his career, Kawaguchi has worked with prominent companies such as Toyo Advanced Technologies Co., Ltd. and Mazda Motor Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in technology.

Collaborations

Kawaguchi has collaborated with talented individuals in his field, including Yoshihiro Tadera and Tatsumi Hamasaki. These partnerships have fostered innovation and the sharing of ideas, further enhancing his contributions to wafer production technology.

Conclusion

Keishi Kawaguchi's work in wafer production technology exemplifies the impact of innovation in the field. His patents and collaborations 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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