Tokyo, Japan

Masahiro Tamaki

This inventor holds 13 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1995-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Tamaki. Retrieved from https://idiyas.com/inventor/masahiro-tamaki

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 = 2.6

ph-index = 8

Forward Citations = 224(Granted Patents)


Location History:

  • Itami, JP (1995)
  • Hyogo, JP (2000 - 2001)
  • Tokyo, JP (1998 - 2003)

Company Filing History:


Years Active: 1995-2003

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13 patents (USPTO):Explore Patents

Title: Masahiro Tamaki: Innovator in Semiconductor Technology

Introduction

Masahiro Tamaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 13 patents. His innovative approaches have paved the way for advancements in manufacturing processes and device efficiency.

Latest Patents

Among his latest patents is a method of manufacturing a semiconductor device with a plated heat sink by laser cutting. This method involves forming first separation grooves in the front surface of the semiconductor substrate, followed by the formation of second separation grooves at the bottoms of the first grooves. A linkage metal layer is then created in the second grooves, which is subsequently cut using laser light. This technique ensures that the top of the linkage metal layer is spaced from the surface of the semiconductor substrate, effectively preventing short-circuiting between the linkage metal layer and wires. Another notable patent is a method of plating semiconductor wafers, which enhances the uniformity of the plated coating thickness without altering the flow velocity of the feed plating solution. This method utilizes an aperture at the center of a mesh anode electrode to create a specific electric field density distribution, resulting in improved plating outcomes.

Career Highlights

Masahiro Tamaki is currently employed at Mitsubishi Electric Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in advancing semiconductor manufacturing techniques, making him a key figure in the industry.

Collaborations

Throughout his career, Tamaki has collaborated with notable colleagues, including Katsuya Kosaki and Kazuo Hayashi. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and innovation.

Conclusion

Masahiro Tamaki's contributions to semiconductor technology are significant and impactful. His innovative patents and collaborative efforts continue to shape the future of the industry.

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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