Hikari, Japan

Masaharu Tachimori

This inventor holds 4 USPTO granted patents. Top assignees: Nippon Steel Corporation, Nsc Electron Corporation. Active years: 1993-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Tachimori. Retrieved from https://idiyas.com/inventor/masaharu-tachimori

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.9

ph-index = 4

Forward Citations = 26(Granted Patents)


Location History:

  • Hikari, JP (1993 - 1994)
  • Kawasaki, JP (1996)
  • Sagamihara, JP (1999)

Company Filing History:


Years Active: 1993-1999

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4 patents (USPTO):Explore Patents

Title: Masaharu Tachimori: Innovator in Semiconductor Technology

Introduction

Masaharu Tachimori is a prominent inventor based in Hikari, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on improving the manufacturing processes of semiconductor substrates, which are crucial for modern electronic devices.

Latest Patents

Tachimori's latest patents include a method of manufacturing a semiconductor substrate and an apparatus for producing a buried insulator layer in a semiconductor substrate. One notable process involves implanting oxygen ions into a silicon substrate to create a high oxygen concentration layer. This is followed by heat treatment to facilitate a chemical reaction that forms an insulating silicon oxide film. The innovative heat treatment step utilizes an atmosphere with an oxygen partial pressure of 5.times.10.sup.3 Pa or more. This process is particularly advantageous for producing high-quality Silicon-On-Insulator (SOI) substrates, as it reduces defects that lead to current leakage and improves the dielectric breakdown strength of the buried oxide layer.

Career Highlights

Throughout his career, Tachimori has worked with notable companies such as Nippon Steel Corporation and NSC Electron Corporation. His expertise in semiconductor technology has positioned him as a key figure in the industry, contributing to advancements that enhance the performance and reliability of electronic components.

Collaborations

Tachimori has collaborated with esteemed colleagues, including Takayuki Yano and Isao Hamaguchi. These partnerships have fostered innovation and have been instrumental in the development of new technologies in the semiconductor field.

Conclusion

Masaharu Tachimori's contributions to semiconductor technology through his patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence the advancement of electronic devices, ensuring better performance and reliability in the future.

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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