Tokyo, Japan

Akiyoshi Sawai

This inventor holds 13 USPTO granted patents and 1 published patent application, primarily in Semiconductor Packaging. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Ryoden Semiconductor System Engineering Corporation, Mitsubishi Electric Corporation. Active years: 1996-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akiyoshi Sawai. Retrieved from https://idiyas.com/inventor/akiyoshi-sawai

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 9

Forward Citations = 551(Granted Patents)


Location History:

  • Hyogo, JP (1996 - 2001)
  • Tokyo, JP (1997 - 2022)

Company Filing History:


Years Active: 1996-2022

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Areas of Expertise:
Shielding Gas Nozzle
Optical Device
Semiconductor Device
Plastic Molded Package
Lead Frame
Manufacturing Method
Laminated Printed Circuit Boards
Flip Chip Device
Packaged Semiconductor Chip
Laser Metal Forming
13 patents (USPTO):Explore Patents

Title: Akiyoshi Sawai: Innovator in Metal Forming and Optical Devices

Introduction

Akiyoshi Sawai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of metal forming and optical devices, holding a total of 13 patents. His innovative designs have advanced technology in various applications.

Latest Patents

Among his latest patents is a shielding gas nozzle for metal forming. This nozzle includes a wire feed line that feeds a wire at an inclination angle, a first gas ejection hole that jets a shielding gas at an angle equal to or less than the inclination angle, and a second gas ejection hole that jets the shielding gas in a different direction. The design ensures optimal gas flow during the metal forming process. Another notable patent is for a surface-mountable optical device. This device features an optical component unit and a receptacle unit, allowing for efficient optical coupling between an optical fiber cable and the device.

Career Highlights

Akiyoshi Sawai has worked with several notable companies throughout his career. He has been associated with Mitsubishi Electric Corporation and Ryoden Semiconductor System Engineering Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Throughout his career, Akiyoshi has collaborated with talented individuals such as Jun Shibata and Katsunori Asai. These collaborations have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Akiyoshi Sawai is a distinguished inventor whose work in metal forming and optical devices has made a lasting impact on technology. His numerous patents reflect his dedication to innovation and excellence in his field.

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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